Exercise 2

Link to : Basic Needs of Organism

Choose the correct answer.

1. Which of the following is not the basic needs of a human?
A. Food
B. Fertilizer
C. Water
D. Shelter

2. Why do humans needs to eat food?
I. To get energy
II To grow
III To stay healthy
A. I and II only
B. I and III only
C. II and III only
D. I, II and III

3. Why do plants need water?
I. To carry out photosynthesis
II To support the stem
III To reduce heat
IV To obtain energy

A. I and II only
B. II and III only
C. I,II and III only
D. II, III and IV only

4. Which of the following is not paired correctly?

	Animal	Food
A	Bee	Nectar
B	Frog	Insect
C	Snake	Grass
D	Panda	Bamboo leaves

5. What role does chlorophyll play in photosynthesis?

A. To absorb water

B To produce chemical reaction

C To absorb sunlight

D To turn into sugar

^_^

Answer:

1. B

2. D

3. C

4. C

5. C

Exercise

Diagram 1 

Diagram 1 below shows chicks in a coop.
The chicks become weak after two days. Which of the following can solve this problem?

I Move some chicks into another coop
II Put the chicks in a bigger coop
III Put more chicks into the coop
IV Supply more water in the coop
A. I and II
B. I and III
C. II and IV
D. III and IV
    

Diagram 2 shows four types of animals.

 Diagram 2

Which is the best conclusion about the animals?

A. Animals protect their species from the extreme weather
B. Animals ensure the survival of their species
C. Animals feed their youngs
D. Animals have the same way of reproduction