aipmt biology 2008
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1. (A) Identify the given figure and label part (a) and (b)(a) (b)
(B) Identify the given diagram and label part (c) and (d)(c) (d)
(C) Identify the given diagram and label (e) p rt
(e)
(D) (i) In the given figure diagram write the condition of flower on the basis of position of ovary
PAPER WITH SOLUTION CBSEPM/PD-2008 [MAINS]BioLogy
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Identify the given diagram and label (e) p rt
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Identify the given diagram and label (e) p rt
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(i) In the given figure diagram write the condition of flower on the basis of position of ovary
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(i) In the given figure diagram write the condition of flower on the basis of position of ovary
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(ii) Out of the following given example write the most suitable examples for such flower
(Coriander, Cucumber, Pear, Apple)
(E) Identify the shown part and name the organism and lable (f) and (g).
(f) (g)
Sol.(A) V.S. of Dryopteris Sporophyll through sorus region
a- Indusium b- Sporangium
(B) Aspergillus / Eurotium /
c- Vesicle d- Ste i mata / Phialides
(C) Salvinia
e- Submerged leaves
(D) Epigynous
Cucumber, Pear, Apple ( )
(E) Cycas - Microsporophy l [ ]
f - Apophysis g - Sori
2. On the basis of graphs A, B, C, D and E answer the questions followed.
A, B, C, D E
(A) (B) (C)
(D) (E)
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b- Sporangium
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b- Sporangium
d- Ste i mata / Phialides
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d- Ste i mata / Phialides
Cucumber, Pear, Apple (
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Cucumber, Pear, Apple (
Cycas - Microsporophy l [
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Cycas - Microsporophy l [
Apophysis
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Apophysis
On the basis of graphs A, B, C, D and E answer the questions followed.
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On the basis of graphs A, B, C, D and E answer the questions followed.
A, B, C, D
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A, B, C, D
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(A) Which graph represents the following informations ?
?
(a) Bacteria grown in limited nutrient meidum ( )
(b) Yeast grown in chemostate ( )
(c) Growth of human population from 10000 B.C. to today ( 10000 )
(B) Write the name of two replication cycles that take place in virus
(C) Define habitat and niche. ( )
Sol. (A) (a) b D C E)
(B) (1) Lytic cycle ( ) (2) Lysogenic cycle ( )
(C)
Habitat Physical area covered by any organism or community is known as habitat.
Niche The ecological niche of an organism represent the range of conditions that can tolerate, the resourcesit utilises and its functional role in the ecological system. (Habitat + Function)
3. Match the contents of Column-I with the contents of Column II.
Column-I Column-II
(A) Recombinant DNA technology ( ) IGA
DNA
(B) Passive immunity ( ) (2) PCR
(C) Thiobacillus ( ) (3) Colostrum ( )
(D) Methanogens ( ) (4) Helical symmetry ( )
(E) Bacteriophage ( ) (5) Thermos ( )
(6) Lysogenic cycle ( )
(7) Transduction ( )
(8) Biomining ( )
(9) Acid mine drainage ( )
(10) Alkaliphiles ( )
(11) Ruminants ( )
(12) Helicobacter ( )
(13) Detergents ( )
(14) Tears ( )
(15) Global warming ( )
Sol. A 2, 5; B 1, 3; C 8, 9; D 11, 15; E 6, 7
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Niche The ecological niche of an organism represent the range of conditions that can tolerate, the resources
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Niche The ecological niche of an organism represent the range of conditions that can tolerate, the resourcesit utilises and its functional role in the ecological system. (Habitat + Function)
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it utilises and its functional role in the ecological system. (Habitat + Function)
Match the contents of Column-I with the contents of Column II.
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Match the contents of Column-I with the contents of Column II.
Column-II
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Column-II
( )
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( ) IGA
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IGA
)
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)
)
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)
)
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)
Bacteriophage (
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Bacteriophage ( )
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)
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4. Write genus, family, placentation, type of fruit and also write special feature of stamen for each of thefollowing plant.
(a) Mustard ( ) (b) Cotton ( ) (c) Gram ( ) (d) Marigold ( ) (e) Lemon ( )
Sol.
Genus Family Fruit Placentation Special feature of stamen
(a) Mustard Brassica Brassicaceae Siliqua Pariental Tetradynamous stamen
(b) Cotton Gossypium Malvaceae Luculicidal capsule Axile Monoadelphous stamens
(c) Gram Cicer Leguminosae Legume/Pod Marginal Diad lphous stamens
(d) Marigold Tagetes Compositae Cypsela Ba al Syngenesious stamens
(e) Lemon Citrus Rutaceae Hesperidium Axile Polyadelphous stamens
5. Complete the following statements (i) to (iv) by pick ng up the correct alternative from those given inthe box below-
(i) (iv)
[Candituft, Guava, Peach, Nymph ea, Cycades, Cucurbita, Salvinia, Isoetes, Vallisneria, Nandadevi,Karnataka, Nilgiri, Maharastra]
[
(i) The inferior overy is found in .................................. and ............................
(ii) Rooted hydrophy e with floating leaves plants are ........................ a pteridophyte and .............. an angiosperm.
(ii D aoecious plant are ..........................gymnosperm and ..................... an agiosperm.
(iv) The first biosphere reserve is ................... and is situated in three states.................. Kerala and Tamilnadu.
Sol.
(i) Cucurbnita, Guava. ( ) (ii) Salvinia, Nymphaea ( )
(iii) Cycades, Vallisneria ( ) (iv) Nilgiri, Karnataka ( )
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Tetradynamous stamen
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Tetradynamous stamen
Monoadelphous stamens
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Diad lphous stamens
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Diad lphous stamens
Ba al
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Ba al Syngenesious stamens
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Syngenesious stamens
Hesperidium
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Hesperidium Axile
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Axile
Complete the following statements (i) to (iv) by pick ng up the correct alternative from those given in
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Complete the following statements (i) to (iv) by pick ng up the correct alternative from those given in
[Candituft, Guava, Peach, Nymph ea, Cycades, Cucurbita, Salvinia, Isoetes, Vallisneria, Nandadevi,
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[Candituft, Guava, Peach, Nymph ea, Cycades, Cucurbita, Salvinia, Isoetes, Vallisneria, Nandadevi,Karnataka, Nilgiri, Maharastra]
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Karnataka, Nilgiri, Maharastra]
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The inferior overy is found in .................................. and ............................
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The inferior overy is found in .................................. and ............................
Rooted hydrophy e with floating leaves plants are ........................ a pteridophyte and .............. an angiosperm.
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Rooted hydrophy e with floating leaves plants are ........................ a pteridophyte and .............. an angiosperm.
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(ii D aoecious plant are ..........................gymnosperm and ..................... an agiosperm.www.
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D aoecious plant are ..........................gymnosperm and ..................... an agiosperm.
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(iv)
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6 Complete the following statements (a) to (e) by picking up the correct words from those given in boxbelow.
[Cephalosporin, Archaebacteria, Cyclosporin, UNCED 1992, WBBC 2001, Brazil, Sweden, Ant, Termite,Cycas, Soyabean, Kenya, nematode, Fungus, Metadringe, Rhizobium]
[ UNCED 1992, WBBC 2001 ]
(a) Potent Immunosuppresent drug is.......................which is obtained from a .......................
.............................. ................
(b) The roots of Pinus and ................... are assoicated with Amanita and ...............respective y.
............................. ..............................
(c) In tropical region, paddy field soil harbour rich population of .....................produce m thane
................. ..
(d) Agenda 21 ...........................was passed in............................
21, ................. .. .............
Sol. (a) Cyclosporin, Fungus ( )
(b) Soyabean, Rhizobium ( )
(c) Archaebacteria ( )
(d) UNCED 1992, Brazil
7. Answer each of the following question is bri f.
(a) Write the biochemical difference between anaerobic respiration and fermentation.
(b) What is the causal organism of black rust of wheat ? Write its all type of spores in sequence ?
? ?
(c) How Bttoxin ills i sects ?
Bt ?
(d) What s the source of statins and how they reduce the level of cholesterol in body ?
? ?
(e) Wr te the technical term for VAM haustoria. (VAM )
Differentiate the following examples of endomycorrhiza & ectomycorrhiza.
Ex. Sclerocystis, Laccaria, Gigaspora, Glomus, Hebeloma, Psilocybes
Sol. (a) Anaerobic respiration / Fermentation /
(1) This is induced by endoenzymes This is induced by exoenzyme
(2) Production of ATP occurs No ATP production
ATP
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In tropical region, paddy field soil harbour rich population of .....................produce m thane
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In tropical region, paddy field soil harbour rich population of .....................produce m thane
Answer each of the following question is bri f.
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Answer each of the following question is bri f.
Write the biochemical difference between anaerobic respiration and fermentation.
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Write the biochemical difference between anaerobic respiration and fermentation.
What is the causal organism of black rust of wheat ? Write its
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What is the causal organism of black rust of wheat ? Write its
How Bttoxin ills i sects ?
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How Bttoxin ills i sects ?
What s the source of statins and how they reduce the level of cholesterol in body ?
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What s the source of statins and how they reduce the level of cholesterol in body ?
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(e) Wr te the technical term for VAM haustoria. (VAM www.
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Wr te the technical term for VAM haustoria. (VAM
Differentiate the following examples of endomycorrhiza & ectomycorrhiza.www.
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Differentiate the following examples of endomycorrhiza & ectomycorrhiza.
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(3) It is intracellular biochemical reaction Extracellular biochemical reaction
(b) Causal organism of black rust of wheat is Puccinia graminis.
Basidiospores Pycniospores Aeciospores Uredospores Teleutospores
(c) Bttoxin binds to the surface of midgut epithelial cells and makes it porus, that cause cell swelling andlysis leads to death of the insect.
Bt
(d) Monascus purpureus, It inhibits he enzyme by competitive inhibition which is responsiblefor synthesis of cholesterol.
(e) Peletons / Arbuscule/vesicle
Ectomycorrhiza Laccaria
Hebeloma
Psilocybes
Endomycorrhiza Sclerocystis
Glomus
Gigaspora
8. Match the column I with column II. (Match as many as possible)
I II
(A) Tricophyton (i) DEVINE
(B) Trichoderma (ii) B NDADP P
(C) Phytophthora ( ii) Bovarine
(D) Arthrobotrys (iv) Collego
(E) Metarrhizium (v) Bionematecide
(vi) Bioherbicide
(vii) Bioinsecticide
(viii) Hair
(ix) Nail
(x) Skin
(xi) Lungs
(xii) Liver
(xiii) Nose
(xiv) Ringworm
(xv) ROGEM300 300
(xvi) BIotrol
(xvi) Rhizoctonia
(xvi) Velncel
Sol. (A) (viii), (ix) (x), (xiv) (B) (xvi), (xvii) (C) (i), (vi) (D) (v) (E) (vii), (xiii)
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Match the column I with column II. (Match as many as possible)
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Match the column I with column II. (Match as many as possible)
(i) DEVINE
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(i) DEVINE
(ii) B NDADP
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(ii) B NDADP
( ii) Bovarine
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( ii) Bovarine
(iv) Collego
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(iv) Collego
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9. Answer the following question ?
(i) What is necleosome? How many base pairs are present in a typical nucleosome?
(ii) What is riboszyme? Who discovered it and in which organism?
(iii) What are four main objectives of genetically modified crop plants?
(iv) From which plant part phellogen originates? and what are its main products?
(v) Why penicillin is not effective in primary atypical pneumonia?
Sol. (i) Nucleosome is structural unit of chormatin each nucleosome ha e an o tamer or core particle (4 2 histonesH2A, H2B, H3, H4). It is spirally wrapped by DNA having 150 bp. Two nucleosome are connected by linkerDNA 15-55 bp.
(4 2
histones H2A, H2B, H3, H4) DNA spirally w apped 150 bp
DNA 15-55 bp
(ii) The enzymes made up of RNA is call d Ribozyme, It was discovered by Thomas Cechs and SydneyAltmann in a protozoan Tetrahydmena ther ophila.
RNA
(iii) (1) These crops are m e tolerant to abiotic stresses like cold, draught, salt, heat etc.
(2) To reduce eliance on chemical pesticides (Pest resistant crop)
( ) To educe post harvest losses. ( )
(4) To increase efficiency for mineral uptake by plants. ( )
(iv) In stems it originates from outer most layer of cortex or hypodermis and in roots originates from pericycle andits products are phellem & phelloderm / secodary cortex.
(v) This disease caused by Mycoplasma pneumonia and Mycoplasma is resistant to penicillin.
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(i) Nucleosome is structural unit of chormatin each nucleosome ha e an o tamer or core particle (4 2 histones
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(i) Nucleosome is structural unit of chormatin each nucleosome ha e an o tamer or core particle (4 2 histones). It is spirally wrapped by DNA having 150 bp. Two nucleosome are connected by linker
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). It is spirally wrapped by DNA having 150 bp. Two nucleosome are connected by linker
spirally w apped
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spirally w apped
The enzymes made up of RNA is call d
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The enzymes made up of RNA is call d Ribozyme
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RibozymeAltmann in a protozoan Tetrahydmena ther ophila.
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Altmann in a protozoan Tetrahydmena ther ophila.
These crops are m e tolerant to abiotic stresses like cold, draught, salt, heat etc.
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These crops are m e tolerant to abiotic stresses like cold, draught, salt, heat etc.
To reduce eliance on chemical pesticides (Pest resistant crop)
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To reduce eliance on chemical pesticides (Pest resistant crop)
( )
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( ) To educe post harvest losses. (
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To educe post harvest losses. (
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(4) To increase efficiency for mineral uptake by plants. (www.
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To increase efficiency for mineral uptake by plants. (
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(iv) In stems it originates from outer most layer of cortex or hypodermis and in roots originates from pericycle andwww.
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In stems it originates from outer most layer of cortex or hypodermis and in roots originates from pericycle and
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10. Write the major difference between each of the five pairs (a) to (e) ?
(a) (e) ?
(a) Standing crop and standing state. ( )
(b) Structure of flagellum in Gram +ve and Gram ve bacteria.
(c) Photosythesis of chlorobium and Nostoc.
(d) Chemical composition of cell wall of E. coli and Methanococcus.
(e) Spore formation in Claviceps and Agaricus.
Sol. (a) Standing crop is total amount of living organic matter present in per unit area in parti ular time in anecosystem, while standing state is total amount of inorganic matter present in per un t area at a particulartime in a ecosystem.
(b) In flagellum of gram (+ve) bacteria basal body is surrounded by one pair of ings (S and M), while in Flagellumof gram (ve), basal body is surrounded by two pairs of rings (L P an S, M)
(+ve) (S M) (L, P and S, M)
(c) In chlorobium bacterium photosynthesis is non oxyg nic, while in Nostoc photosynthesis is oxygenic.
(d) Cell wall of E. coli bacterium in made p of peptidoglycan, or glycopetide, while cell wall of Methanococcusis made up of complex polysacchar des a d complex polypeptide.
(e) In Claviceps formation o spo es i endogenous, while in Agaricus formation of spores is exogenous.
11. Write the corect answe according to given instruction :
(a) Incus Mall us, Stapes Write correct sequence of ear ossicles (if wrong) and their overall function.
(b Ctenophora, Echinodermata Differentiate according to body organisation and body symmetry.
(c) Cockroach and Frog Differentiate according to position of heart and organs of respiration.
(d) P-wave and QRS complex What they represent and what they initiate.
P QRS
(e) Corpus callosum and corpus luteum - Differentiate according to location and function.
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ecosystem, while standing state is total amount of inorganic matter present in per un t area at a particular
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ecosystem, while standing state is total amount of inorganic matter present in per un t area at a particular
In flagellum of gram (+ve) bacteria basal body is surrounded by one pair of ings (S and M), while in Flagellum
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In flagellum of gram (+ve) bacteria basal body is surrounded by one pair of ings (S and M), while in Flagellumof gram (ve), basal body is surrounded by two pairs of rings (L P an S, M)
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of gram (ve), basal body is surrounded by two pairs of rings (L P an S, M)
M)
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M)
In chlorobium bacterium photosynthesis is non oxyg nic, while in Nostoc photosynthesis is oxygenic.
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In chlorobium bacterium photosynthesis is non oxyg nic, while in Nostoc photosynthesis is oxygenic.
Cell wall of E. coli bacterium in made p of peptidoglycan, or glycopetide, while cell wall of Methanococcus
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Cell wall of E. coli bacterium in made p of peptidoglycan, or glycopetide, while cell wall of Methanococcusis made up of complex polysacchar des a d complex polypeptide.
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is made up of complex polysacchar des a d complex polypeptide.
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In Claviceps formation o spo es i endogenous, while in Agaricus formation of spores is
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In Claviceps formation o spo es i endogenous, while in Agaricus formation of spores is
Write the corect answe according to given instruction :
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Write the corect answe according to given instruction :
Incus Mall us, Stapes Write correct sequence of ear ossicles (if wrong) and their overall function.
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Incus Mall us, Stapes Write correct sequence of ear ossicles (if wrong) and their overall function.
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(b Ctenophora, Echinodermata Differentiate according to body organisation and body symmetry.www.
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Ctenophora, Echinodermata Differentiate according to body organisation and body symmetry.
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(c) Cockroach and Frog Differentiate according to position of heart and organs of respiration.www.
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Cockroach and Frog Differentiate according to position of heart and organs of respiration.
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Sol. (a) Malleus, Incus, Stapes ( )
They provide vibration in ear drum and help in conduction of sould wave.
Body organisation Symmetry
( ) ( )
(b) Ctenophora ( ) Tissue grade Biradial ( )
Echinodermata( ) Organ system grade ( Pentaradial ( )
Location of heart ( Respiratory organs( )
(c) Cockroach ( ) Dorsal surface ( ) Trachea ( )
Frog ( ) Ventral surface ( Lungs ( )
(d) They represent electrocardiogram of heart ( )
P-wave leads to auricular depolarisation (P )
QRS - complex lead to ventricular depolarsiation / QRS
(e) Corpus callosum ( ) Corpus luteum ( )
Location ( ) Brain ( ) Ovar ( )
Function ( ) It coordinates and connect both It secret p ogesteronecerebral hemisphere
12. (a) What does gamete intrafallopian transfer (GIF ) rep esent ? (Define in brief)
(b) How do CU-T and CU-7 act as a cont a tive devices ?
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(c) Which genetic disorder, shows gynaec mastia like character and what is karyotype ?
(d) During early location, what s the specific name for first milk and what is its function in new born humanbody ?
(e) Write co ect se uence of accessory ducts in human testis after seminiferous tubules ?
Sol. (a It s an assisted reproductive technique of invivo fertilization in which transfer of an ovum, collected from ado ar into the fallopian tube of another female, who cannot produce ovum, but can provide suitable environ-ment for fertilization.
(b) Prevent implantation of blastocyst in uterus.
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( )
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( )
)
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)
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)
Corpus luteum (
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Corpus luteum (
Ovar (
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Ovar ( )
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)
It secret p ogesterone
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It secret p ogesterone
What does gamete intrafallopian transfer (GIF ) rep esent ? (Define in brief)
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What does gamete intrafallopian transfer (GIF ) rep esent ? (Define in brief)
How do CU-T and CU-7 act as a cont a tive devices ?
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How do CU-T and CU-7 act as a cont a tive devices ?
Which genetic disorder, shows gynaec mastia like character and what is karyotype ?
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Which genetic disorder, shows gynaec mastia like character and what is karyotype ?
During early location, what s the specific name for first milk and what is its function in new born human
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During early location, what s the specific name for first milk and what is its function in new born human
Write co ect se uence of accessory ducts in human testis after seminiferous tubules ?
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Write co ect se uence of accessory ducts in human testis after seminiferous tubules ?
(a www.
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(a It s an assisted reproductive technique of www.
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It s an assisted reproductive technique of do ar into the fallopian tube of another female, who cannot produce ovum, but can provide suitable environ-ww
w.ex
amra
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do ar into the fallopian tube of another female, who cannot produce ovum, but can provide suitable environ-ment for fertilization.ww
w.ex
amra
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ment for fertilization.www.
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(c) Klinefelter's syndrome
Karyotype 44 + XXY (Trisomy for sex chromosome) or 44 + XXXY (Tetrasomy for sex chromosome)
44 + X X Y
44 + X X X Y
(d) Colostrum ( )
It provides immunoglobulins (Ig A) and protect the neonates (newly born) against pathogens / prov despassive immunity and all nutrients.
IgA)
(e) Rete testis Vasa efferentia Epididymis Vasa deferens Urethra
13. According to the given diagram of human gametogenesis answer th following questions ?
(a) Name the s ages A,B, C and D
A B, C D
(b) W e the numerical value of E, F and G
E, F G
(c) Which structure are represented by R and S ?
R S ?
(d) Identify M and N, why M is smaller than S and N is smaller than ovum and what is the significance of it?
M N M, S N,ovum
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According to the given diagram of human gametogenesis answer th following questions ?
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According to the given diagram of human gametogenesis answer th following questions ?
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Name the s ages A,B, C and D
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Name the s ages A,B, C and D
A B, C D
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A B, C D
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(b) W e the numerical value of E, F and Gwww.
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W e the numerical value of E, F and G
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E, F
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Sol. (a) A Spermatogonia ( )
B Primary spermatocyte ( )
C Secondary spermatocyte ( )
D Spermatid ( )
(b) E = 46, F = 23, G = 23
(c) R Primary oocyte ( )
S Secondary oocyte ( )
(d) M Ist polar body ( )
N IInd polar body ( )
because, it contains negligible amount of cytoplasm due to unequal cytokinesis during mat uation division
Significance To get rid of an extra set of chromosome and make the gamete haploid.
14. Match the column I to column II
Column - I Column - II
(A) Kangaroo rat (i) Nitrogen (
(ii) SO2(B) Diesel automobile (iii) Suspended particular matter ( )
(iv) Ex ess flouride in water ( )
(C) Methemoglobinaemia (v) E cess nitrate in water ( )
(vi) Wolf ( )
(D) Endangered species ( ii Wild ass ( )
(viii) Red panda ( )
(E) Ozone hole (ix) Great Indian bustard ( )
(x) Paddy field ( )
(xi) CFC ( )
(xii) 100 km. wide hole (100 km. )
(xiii) Can be fatal to infant ( )
(xiv) May live whole life without water ( )
(xv) Excrete solid urine ( )
(xvi) Urea is the main excretory product ( )
(xvii) Methyl mercury in water ( )
(xviii) Methyl isocyanata ( )
Sol. (A) (xiv), (xvi)
(B) (ii), (iii)
(C) (v), (xiii)
(D) (vi), (vii), (viii), (ix)
(E) (xi)
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Significance To get rid of an extra set of chromosome and make the gamete haploid.
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Significance To get rid of an extra set of chromosome and make the gamete haploid.
Suspended particular matter (
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Suspended particular matter (
Ex ess flouride in water (
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Ex ess flouride in water (
E cess nitrate in water (
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E cess nitrate in water (
(vi)
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(vi) Wolf (
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Wolf (
( ii
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( ii Wild ass (
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Wild ass (
(viii)
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(viii)
(ix)
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(ix)
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15. Fill in the blanks with the help of given words in box
(Monera, Active, Passive, Dinucleotide, Dinucleoside uridine, SER, Deoxythymine, Glycoprotein, RER,Glyceride, Glycerol, Animal, Plant, Animalia, Allosteric enzyme, Competitive, Feedback, Leydig cell, Sertoli cell,Glycogen, Triacyl glycerides, Protista)
( SER, RER,
)
(a) Most of cyanobacteria (blue green algae) belong to kingdom ...........................
...........................
(b) FAD and NAD enzyme cofactor are formed of ...........................
FAD NAD ...........................
(c) The maximum fat stored in our body is in form of ...........................
...........................
(d) Thymidine in DNA is replaced by ........................... in RNA.
DNA RNA ...........................
(e) Most of the fats (Lipids) and steroid hormone are synthesized by ........................... in the cell.
...........................
(f) Castrastion of male cattle leads destruction of ... ..... ............... cells, which secrete testosterone hor-mone.
............ ... .....
(g) The movement of neutral sol t molecules across cell membrane is a type of ..................... process.
.....................
(h) The centriole forms spin le during cell division in ........................... cells
..................... ....
(i) Golgi body associa ed to RER, if separated away, will not form ...........................
RER ...........................
(j) Th ac ivity of enzyme inhibited when modulators bind to it known as ........................... inhibition.
...........................
Sol. (a) Monera (c) Triacyl glycerides (e) S.E.R
(b) Dinucleotide (d) Uridine (f) Leydig
(g) Passive (i) Glycoprotein
(h) Animal (j) Allosteric enzyme
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Most of the fats (Lipids) and steroid hormone are synthesized by ........................... in the cell.
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Most of the fats (Lipids) and steroid hormone are synthesized by ........................... in the cell.
Castrastion of male cattle leads destruction of ... ..... ............... cells, which secrete testosterone hor-
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Castrastion of male cattle leads destruction of ... ..... ............... cells, which secrete testosterone hor-
............ ... .....
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............ ... .....
The movement of neutral sol t molecules across cell membrane is a type of ..................... process.
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The movement of neutral sol t molecules across cell membrane is a type of ..................... process.
The centriole forms spin le during cell division in ........................... cells
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The centriole forms spin le during cell division in ........................... cells
..................... ....
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..................... ....
Golgi body associa ed to RER, if separated away, will not form ...........................
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Golgi body associa ed to RER, if separated away, will not form ...........................
RER
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RER
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Th ac ivity of enzyme inhibited when modulators bind to it known as ........................... inhibition.
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Th ac ivity of enzyme inhibited when modulators bind to it known as ........................... inhibition.
(a) Monerawww.
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(a) Monera
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16.
(a) (i) Udebtuft 3,4, 5 and 6 in above figure.
3,4, 5 6
(ii) What is the functional of 3 ?
3 ?
(iii) If diameter of 2 is made double to the part (1) then what w ll be the effect ?
2 (1) ?
(b) If the prostate gland is enlarged in old age then what will beeffect on urination ?
?
Sol. (a) (i) 3 Bowmans capsule ( )
4 Ascending limb of loop of Henle ( )
5 Collecting duct ( )
6 Proximal convoluted tubule ( )
(ii) Ultrafiltration convol ted tubule ( )
(iii) No ultrafiltrati n of blood / ultrafiltration of blood will be stopped / Ultrafiltration will not occur.
(b) Intermittan urination. There will be obstruction in the flow of urine of urethral passage.
17. The given figure is of elbow joint :www.
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If diameter of 2 is made double to the part (1) then what w ll be the effect ?
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If diameter of 2 is made double to the part (1) then what w ll be the effect ?
?
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?
If the prostate gland is enlarged in old age then what will beeffect on urination ?
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If the prostate gland is enlarged in old age then what will beeffect on urination ?
)
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)
4 Ascending limb of loop of Henle (
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4 Ascending limb of loop of Henle (
)
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)
6 Proximal convoluted tubule (
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6 Proximal convoluted tubule (
Ultrafiltration convol ted tubule (
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Ultrafiltration convol ted tubule (
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No ultrafiltrati n of blood / ultrafiltration of blood will be stopped / Ultrafiltration will not occur.
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No ultrafiltrati n of blood / ultrafiltration of blood will be stopped / Ultrafiltration will not occur.
Intermittan urination. There will be obstruction in the flow of urine of urethral passage.
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Intermittan urination. There will be obstruction in the flow of urine of urethral passage.
The given figure is of elbow joint :www.
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The given figure is of elbow joint :
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(a) Given the names of parts 1, 2, 3 and 4 in above figure.
'1', '2', '3' '4 '
(b) Given functions of 2 and 3.
'2', '3'
(c) Besides, connective tissues, which other tissue is present in this fig. and write its function and how does itwork ?
(d) Name one other such joint found in our body and give the name of the structure analogous to p rt (1) inabove fig.
(1)
Sol. (a) 1. Human bone ( )
2. Hyaline articular cartilage. ( )
3. Synovial fluid ( )
4. Synovial membrane ( )
(b) 2. It covers he articular surface to reduce friction between them and a s as shorber.
3. Presence of this fluid lubricates the joint and helps in in rea ing, its smooth mobility.
(c) Here muscular tissue is also shown in the diag am, This tissue has a contractile property. Contraction inmuscles fibre reduces its length and cause movement of bones at the joint
(d) Knee joint is another such joint d bone analogus to part (1) is femur.
(1)
18. (a) Draw the pedigre of the given family whose ages are given below in the bracket
No mal father ( ) (70)
Carrier mother ( ) (65)
Normal son ( ) (40)
Affected son ( ) (37)
Carrier daughter ( ) (33)
Normal daughter( ) (30)
(b) If this family can never have an affected girl then with the help of Punnette square method, whether thisdisease can be phenylketonuria, Yes or No ?(Let dominant allele A, Recessive allele a)
A, a )
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analogous to p rt (1) in
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analogous to p rt (1) in
(1)
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2. It covers he articular surface to reduce friction between them and a s as shorber.
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2. It covers he articular surface to reduce friction between them and a s as shorber.
3. Presence of this fluid lubricates the joint and helps in in rea ing, its smooth mobility.
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3. Presence of this fluid lubricates the joint and helps in in rea ing, its smooth mobility.
Here muscular tissue is also shown in the diag am, This tissue has a contractile property. Contraction in
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Here muscular tissue is also shown in the diag am, This tissue has a contractile property. Contraction inmuscles fibre reduces its length and cause movement of bones at the
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muscles fibre reduces its length and cause movement of bones at the
Knee joint is another such joint d bone analogus to part (1) is femur.
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Knee joint is another such joint d bone analogus to part (1) is femur.
Draw the pedigre of the given family whose ages are given below in the bracket
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Draw the pedigre of the given family whose ages are given below in the bracket
No mal father
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No mal father
Carrier mother
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Carrier mother
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Sol. (a) Pedigree is /
(b) No, If there is Phenulketonuria, father must be diseased or carrier.
AANormalChild
AaCarrierChild
AaCarrierChild
aaAffected
(Diseased)Child
A
a
A a
Carrier Father
Carrier Mother
AaCarrierChild
aaAffected
(Diseased)Child
a
a
A a
Diseased Father
Carrier Mother
AaCarrierChild
aaAffected
(Diseased)Child
19. Here 8 statements with some informations are given belows.
(A) Which of the following statements are correctly mathced.
(B) If any one statement incorrect then rewrite the statement in coreect form.
(i) Dryopithecus : Walked more ape ike than Ramapithecus, who walked more like human.
(ii) Neanderthal man Its c anial capacity was 900 C.C.
900 C.C.
(iii) Millers experim nt : He heated the mixture of H2 , NH3, CH4 and water vapour at 800 c
H2 , NH3, CH4 800 c
(iv) arwins finches : Adaptive radiation
( ) Australopithecus : Who lived in Australia and neighbouring islands.
(vi) Hardy Weinberg equilibrium : Allele frequencies in population are unstable and is fluctuating or unstable fromgeneration to generation.
(vii) Camouflage : An organism showing resemblence with external environment, animal or plant for the purposeof protection.
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Aa
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AaCarrier
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Carrier
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a
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a
a
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Aa
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AaCarrier
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CarrierChild
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Child
aa
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aaAffected
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Affected(Diseased)
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(Diseased)
Here 8 statements with some informations are given belows.
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Here 8 statements with some informations are given belows.
Which of the following statements are correctly mathced.
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Which of the following statements are correctly mathced.
If any one statement incorrect then rewrite the statement in coreect form.
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If any one statement incorrect then rewrite the statement in coreect form.
Dryopithecus : Walked more ape ike than Ramapithecus, who walked more like human.
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Dryopithecus : Walked more ape ike than Ramapithecus, who walked more like human.
Neanderthal man
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Neanderthal man I
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I
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ts c anial capacity was 900 C.C.
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ts c anial capacity was 900 C.C.
Millers experim nt : He heated the mixture of H
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Millers experim nt : He heated the mixture of H
arwins finches : Adaptive radiation
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arwins finches : Adaptive radiation
( )www.
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( ) Australopithecus : Who lived in Australia and neighbouring islands.www.
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Australopithecus : Who lived in Australia and neighbouring islands.
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(viii) Confiers : Originated in devonian period and flourished in triassic period.
Sol. A i, iii, iv, vii and viii B(ii) Neanderthal man : cranical capacity was 1400 CC/13001600 CC
1400 CC/ 1300 1600 CC
(v) Australopithecus : Lived in east African grassland / Africa.
(vi) Hardy Weinberg equilibrium: Allele frequency in population are stable and remains constant from g nerationafter generation.
20. Answer the following questions
(a) How is the cancer cells different from normal cells ?
(b) Pick out the correct carcinogens out the following.
Asbestos, Infra red rays, Arsenic, Polythene, Casein Caffein, Tobacco smoke, Gamma rays
(c) Write down three methods (write full forms where er required) to detect cancer of internal organs.
Sol. (a) Cancer cells Normal cells
1. Karyoplasmic index Higher Lower
2. Contact inhi ition absent present
3. Cellular gene oncogene proto oncogene
ellul r gene
4. M tastasis present absent
(b) Asbestos, Arsenic, Tobacco smoke, Gamma rays
(c) 1. Biopsy ( )
2. Fine needle aspiration pap smear cytology (pap smear)
3. Tumour markers in blood examination ( )
4. Immunological test for cancer specific antigens with the help of monoclonal antibodies.
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Hardy Weinberg equilibrium: Allele frequency in population are stable and remains constant from g neration
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Hardy Weinberg equilibrium: Allele frequency in population are stable and remains constant from g neration
Asbestos, Infra red rays, Arsenic, Polythene, Casein Caffein, Tobacco smoke, Gamma rays
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Asbestos, Infra red rays, Arsenic, Polythene, Casein Caffein, Tobacco smoke, Gamma rays
Write down three methods (write full forms where er required) to detect cancer of internal organs.
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Write down three methods (write full forms where er required) to detect cancer of internal organs.
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Cancer cells
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Cancer cells
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Karyoplasmic index
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Karyoplasmic index
Contact inhi ition
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Contact inhi ition
Cellular gene
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Cellular gene
ellul r gene
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ellul r gene
4.
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4. M tastasis
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M tastasis
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(b) Asbestos, Arsenic, Tobacco smoke, Gamma rayswww.
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Asbestos, Arsenic, Tobacco smoke, Gamma rayswww.
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