Mind Map

act as

Chemical substances found in the organisms

act as act as

make up

importance play important roles in

organic substances

carbohydrates

1. fuels

2. food stores

3. structural materials in plants

fats

1. energy stores

2. structural material of cell membrane

proteins

1. structural components of cells

2. fuel

nucleic acids

genes

inorganic substances

water

1. solvent

2. medium of transport

3. reactant

4. cooling agent

5. supporting agent

6. transport of gametes in sexual reproduction

7. temperature maintenance

minerals

metabolism

Mind Map

consist of

working together to form

working together

to form

working together

to form

can be observed with

contain contain

contains

contains

contains

function function

function function

are used in are used inwhich are

Cells

microscope

control cells’ activities

respiration

non-living granules

food or waste materials

chloroplasts (in plant cells only)

photosynthesis

support the cells

control of materials in

and out of the cell

support and prevent entry

of excess water

mitochondria

Animal cells Plant cells

nucleus

chromosomes

cytoplasm vacuole

cell sap

cell membrane cell wall

tissues

organs

system

Mind MapMetabolism

substances move across cell membrane by

includes

have

one or m

ore

natu

re

pro

pertiesactivity is affected by

can be explained by

can be speeded up by

1. diffusion

2. active transport

3. osmosis

1. anabolism

2. catabolism

enzyme

active sites 1. biological catalysts

2. protein

1. temperature

2. pH

1. reusable

2. specific

3. reversible

4. small amount is enough

lock-and-key hypothesis

Mind Map

a tool for classification

Diversity of organisms

the order of biological classification

kingdom

phylum

class

order

family

genus

species

dichotomous key

Mind Map

can be classified into

Diversity of organismsa non-cellular entity

is also called

classified into

classified into

classified into

classified into

classified into

1. prokaryotae 2. protoctista 3. fungi 4. plantae

non-flowering plants

mosses

ferns

gymnosperms

flowering plants

angiosperms

monocotyledons

dicotyledons

5. animalia

invertebrates vertebrates

1. fishes

2. amphibians

3. reptiles

4. birds

5. mammals

viruses