HOLIDAY HOMEWORK: Science department classes vl to x

(201s-151

elass Vl

t)end text questions from chapter components of food.

2)lnvestigative project FA 2. collect labels from any ten packaged food and paste them, as well as write one positive andnegative aspect of the same.

Class Vll

1) End of text questions from nutrition in animals.2l Two worksheets on nutrition in plants and animals3) lnvestigative project FA2, to germinate ground nut seeds and prepare a herbaria to clearly show root nodules'

Class Vlll

1) Textual questions from metals and Non metals2) Worksheet 1&2 from microbialworld and metals and nonmetals.3) Essay on any one man made material or element,4) FA 2 activities culture of any one class of microbes.5) Herbarium of root nodules-FA2Class lX

1) End of text questions from chapter matter2l Worksheet one: food Production.3) Worksheet two :matter4\ PPT/seminar/quiz

Class X

1) Set of 8 diagrams from chapter life processes for better practice.2\ Worksheet on chapter life processes.3) lnvestigatory project on phototropism, geotropism, hydrotropism'

KV DRDO , CV RAMAN NAGAR, BANGALOREHOLIDAY HOMEWORK FOR SUMMER VACATION

CLASS XII SUBJECT : PHYSICS

1. Solving all questions ofAprit Monthly Test question paper in the homework notebook.

2.Solving Exercise questions (including additional exercise) of Chapter 2 , NCERT in thehomework notebook.

3.Revising all the derivations in Chapter I and Chaptet 2-

4.Learnthe derivations and practise numericals of Current Electricity.

Monika ChakrabortyPGT Physics

KV DRDO

DETAILS OF HOME WORKrI{-nf{

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CLASS XII MATHS TEST- HOLIDAY HOME WORK.WORKSHEET

1 FindomotrixXsuchthot B -2A+X=o, where^=[-t ?]*."=[: i]2 Construct o ? x Zmotrix whose elements ou ategiven by:

^r, =@*

4

simprify : cos0 I "'."1 "t"11 * sin, ["t": - cos0-l[-sin0 cos0] [cos0 "ine ]

7

Using properties of determinants, prove thatla+b+Zc a b IttI t b+c+2a , l=Z(a+b+c)3I c o c+a+2bl

8 . Prove that Sin-r 12 + Cos-' 4 + Tan-r I = o135169 Find whether the relation R in the set A , {{t,t),{1,2), (1,3),(2,2),(2,3),(3,3)}is transitive.l0 Prove thot : 2tarr-t |*"."-' +.2tarr-t *=;11 Solve for x : sin-r(1-x)-2sin-r

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CLASS XII MATHS TEST- HOLIDAY HOME WORK-WORKSHEET

Prove that o"-'[{F*F f =o I -'! 2LJFffiI=;+-cos'x-

13 Sorve ror x :,""-'(#).,,.'[#+) =,*'(#).t4 . Using elementary (row) transformation , find the inverse of a matrix

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15 Let f : N ) Y be afunction defined as f(x):4x* 3 whereY : {y e N : y : 4x*3 for some x EN} . Show that f is invertible. And find the inverse

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KENDRIYA VIDYALAYA D.R.D.O C.V RAMAN NAGAR

HOLIDAY HOMEWORK

CLASS VI

2015-15

TO BE SOLVED IN HOMEWORK NOTE BOOK:

Q1. Write the following numerals with appropriate commas

(a) Twenty lakh eighty six thousand four hundred and fifty six.(b) Three crore four lakh twenty thousand five hundred and sixty one.(c) Twenty two crore forty lakh nineteen thousand five hundred and sixty one.(d) Twelve million three hundred seventy one thousand six hundred and nine'(e) Three hundred twentytwo million nine hundred and ninety nine.

e2. Write the following numerals in words in both the INDIAN and INTERNATIONAL numbersystems (a) 7a3891658 (b) ss0o66888 (c) 398039800 (d) 100000010 (e) 450952318

Q3. Fill in the blanks:-

(a) lcrore= lakh (b) lmillion = -

lakh (c) 1omilliol =

-croree4. The population of a town was 3,47,509 in the year 2005-2006. The next year it was

found to have increased by 11,670. What was the population in 2006-2007?

e5. AStudent multiplied 2386 by78 instead of 87 by mistake. By how much was his answerless than the correct answer.

e6.Apples are packed in boxes weighing 5kg500g each.These are loaded in a truck with a

carrying capacity of 1100kg. How many boxes can be loaded into the truck?

e7. A vessel contains 51 500m1 of milk. This is to be distributed among children giving each

child 125m1. How many children can be given milk.

Qg.To stitch a shirt we need 2m 20cm of cloth. How much cloth will be needed to stitch 50

sh i rts.

e9. A local daily prints 10,400 copies of its newspaper. Each copy has 16 pages. How many

pages are printed in a day and in a month of 30days.

e10. One plastic bead weighs 20mg. What will be the weight in grams of a string of these

beads containing 120 beads.

e11. Write the smallest 6-digit number and the smallest 5-digit number. Find their sum'

Pne E rt

Q12.Fill in the table:-

Q13. Estimate using general rule:

(a) 676+234 (b) 886s-2360 (c) 359x89 (d) 207x111 (e) 4040+21

Q14. Write the following in ROMAN numerals:

(i)s6 (ii) 74 (iii) s3 (iv) 8s (v) 120Q15. Draw a number line and mark the whole numbers 0,2,4 and 6 on it'

Q16. Write the successor of following numbers:-

(al 73,279 (b) 3569 (c)46,007Q17. Write the predecessor of the following numbers:-

(a) 32,650 (b) 3,28,000 (c)75,000

Q18. Fill in the blanks:-

(i) The smallest natural number is(ii) The smallest whole number is

-.

(iii) The successor of the largest two digit number is(iv) The predecessor of the smallest 3-digit number is

Q19. Find by suitable rearrangement:-

(i) 229+2L6+L7 (ii)715+250+335 (iii) 829+106+!21+244 (iv) 25x272x4 (v) 2x818x50Q20. Find using suitable property:

lilT t7 x8+7 17 x2 (iil 595 x96+4x595 (i i i ) 183 2+99x 183 2

53x102 (ii) 112x10a (iii)46x506

PROJECT: SELECT ANY ONE TPOIC

Number Round off to tens Round offto hundreds Round off tothousands

761_8

il 50L9ilt L459IV 8463V 4738

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Class Vll

SECTION A

(l)Choose the correct answer from the given options:1. The additive inverse of +10 isa)o b) -10 c)+10 d) None of

these2. The value of -17+17 isa)l b) -17 c)+17 d) 03. The suPPlement of 7Oo is

A)1OOo b) lsoo c)1100 d) 3oo4.The following adiacent angles are called

a)Linear pair b) vertically opposite angles c) 100 d) alternateinterior angles

5.The comPliment of 450 is

a)450 b) 9oo c)looo d) None ofthese

SECTION B

5.(a) Find the suPPlement of 550(b) Find the comPlement of 270

7. Find (-18) x (-10) xe =

8. (-1s) x0 x (-10) =

sEcrloN c

9. Two lines AB and CD meet at O. lf I AOB = L25o , Find other three angles'

GANr,',,aDllDP,.sil10. Find the value of: i) (-11 ) +(-1)

ii)(-120) +(s)

11.From the following figure find angles a, b, c, d, e,t, g

12. When a pair of paraltel lines is intersected byThe transversal, show all the alternate interior angles. How many such pairs areformed?

13. Evaluate the following: [(-81) + 9] + 9

14. ln a test of l0questions, each correct answer has 5 marks and each wronganswer has -2 marksa) Radha answered 5 correct answers and scored 24 marks. How many wronganswers has she attempted?

-KfrVtTHn

MATHS HOLTDAY HOME WORK FOR CLASS Vlllto be submitted on 22.06.2015

1. Do the example and try these questions of lesson Linear Equation in two variables NCERT Book'

2. From Exemplar book of Mathematics class Vlll do lesson Rational Numbers and Linear Equation'

PROJECI WORK to be submitted on 1't of Julv, 2015

L. Maths in daily life -Write up ,paper cutting,drawing.

2. Maths fun or fear -write a paragraph on it.

3. Types of quadrilaterals and its properties.