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photosynthesis

Total questions: 16

Worksheet time: 10mins

Name
Class
Date
1.

Which of the following plants fixes carbon dioxide at night?

a)

Sugarcane.

b)

Cactus.

c)

Oryza sativa.

d)

Hibiscus rosa-sinensis.

2.

Which of the following plants fixes carbon dioxide at night?

a)

Sugarcane.

b)

Cactus.

c)

Oryza sativa.

d)

Hibiscus rosa-sinensis.

3.

The role of water molecule in light dependent reaction is to …

a)

Hydrolyse NADP+ at the end of the electron transport chain.

b)

Involve directly in the production of ATP.

c)

Replace the excited electron of reaction centre molecule in photosystem II.

d)

Involve directly in Calvin cycle.

4.

The role of water molecule in light dependent reaction is to …

a)

Hydrolyse NADP+ at the end of the electron transport chain.

b)

Involve directly in the production of ATP.

c)

Replace the excited electron of reaction centre molecule in photosystem II.

d)

Involve directly in Calvin cycle.

5.

The role of water molecule in light dependent reaction is to …

a)

Hydrolyse NADP+ at the end of the electron transport chain.

b)

Involve directly in the production of ATP.

c)

Replace the excited electron of reaction centre molecule in photosystem II.

d)

Involve directly in Calvin cycle.

6.

In CAM plants, carbon dioxide is fixed for the first time to …

a)

Ribulose bisphosphate.

b)

Phosphoenolpyruvate.

c)

Glyceraldehyde-3-phosphate.

d)

3-phosphoglycerate.

7.

Cyclic photophosphorylation differs from non-cyclic photophosphorylation in that _____________ is not made from the process.

a)

ATP.

b)

PGAL.

c)

NADH.

d)

NADPH

8.

In C4 pathway, which of the following molecules combines with carbon dioxide first?

a)

Glyceraldehyde phosphate

b)

Ribulose bisphosphate

c)

Phosphoenol pyruvic acid

d)

Citric acid

9.

How does the calvin cycle differ from the light reactions?

a)

The calvin cycle takes place in the thylakoid

b)

The calvin cycle takes place in the stroma

c)

The calvin cycle takes place in the mitochondria

d)

The calvin cycle produces ATP to be used in the light dependent reactions

10.

How does the calvin cycle differ from the light reactions?

a)

The calvin cycle takes place in the thylakoid

b)

The calvin cycle takes place in the stroma

c)

The calvin cycle takes place in the mitochondria

d)

The calvin cycle produces ATP to be used in the light dependent reactions

11.
Which color light would likely produce the least amount of bubbles in this setup?
a)
green
b)
blue
c)
white
d)
red
12.

What are the products of photosynthesis?

a)

lipids

b)

carbs and reactants essential for aerobic respiration

c)

starches

d)

carbs and reactants essential for anaerobic respiration

13.
Which of the following organisms is autotrophic?
a)
mushroom
b)
mold
c)
green tree frog
d)
cyanobacterium
14.
Which of the following organisms is autotrophic?
a)
mushroom
b)
mold
c)
green tree frog
d)
cyanobacterium
15.
Which of the following organisms is autotrophic?
a)
mushroom
b)
mold
c)
green tree frog
d)
cyanobacterium
16.

What is the role of Chlorophyll in photosynthesis?

a)

It breaks the hydrogen bonds in water molecules

b)

It converts light energy into chemical energy contained in bonds

c)

It releases absorbs green light waves and reflects all of the other ones

d)

it provides energy for the light dependent reactions