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Science Review (Photosynthesis)

Total questions: 22

Worksheet time: 19mins

Name
Class
Date
1.

What is the word equation for photosynthesis?

a)

Sunlight, water, carbon dioxide ---> oxygen, sugar

b)

Oxygen, sugar ---> Sunlight, water, carbon dioxide

c)

Oxygen, sugar ---> ATP, water, carbon dioxide

d)

None of the above

2.

What is the word equation for cellular respiration?

a)

Sunlight, water, carbon dioxide ---> oxygen, sugar

b)

Sugar, oxygen ---> ATP, water, carbon dioxide

c)

Oxygen ---> Carbon dioxide

d)

Sunlight, water, carbon dioxide ---> oxygen, sugar, glucose

3.

This happens in the chloroplast

(a)  

4.

It requires light energy

(a)  

5.

It produces CO2

(a)  

6.

It produces oxygen

(a)  

7.

one reactant is oxygen

(a)  

8.

one reactant is glucose

(a)  

9.

it produces chemical energy (ATP)

(a)  

10.

it does not require light energy

(a)  

11.

it needs carbon dioxide from the air

(a)  

12.

this happens in the mitochondria

(a)  

13.

only plants can perform this reaction

(a)  

14.

both plants and animals can perform this reaction

(a)  

15.

it makes water

(a)  

16.

it needs water

(a)  

17.

Define the three major processes that occur during the water cycle

a)

Water evaporates

b)

it condenses into clouds

c)

it disappears

d)

it turns into ice

e)

it falls into the ground as precipitation

18.

What is the driving force behind the water cycle

a)

Water

b)

Oxygen

c)

Sun

d)

Carbon dioxide

19.

Which two substances are linked in one recycling process

a)

Carbon dioxide

b)

Nitrogen

c)

Water

d)

Oxygen

20.

Why is nitrogen essential?

a)

Animals breathe it

b)

Plants use it to perform photosynthesis

c)

It is an essential part of protein

d)

It keeps the air cool

21.

What is the chemical formula for photosynthesis

a)

6C02 + 6H20 ---> C6H1206 + 6O2

b)

4Co ---> 6O

c)

6C02 + 6H20 ---> C6H1206

22.

What is the chemical formula for cellular respiration?

a)

C6H12O6 ---> 6O2 + 6H2O

b)

C6H12O6 ---> ATP + 6O2 + 6H2O

c)

H12O6 ---> ATP + 6O2 + 6H2O