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Photosynthesis R

Total questions: 10

Worksheet time: 20mins

Name
Class
Date
1.

Use the image. What are the two stages of photosynthesis? Check 2 answers.

a)

Krebs cycle

b)

Electron transport chain

c)

Light-dependent reactions

d)

Light-independent reactions

2.

Where do the light-dependent reactions take place?

a)

thylakoids

b)

stroma

3.

Where do the light-independent reactions take place?

a)

thylakoids

b)

stroma

4.

Use the image. What are the products ( outputs) of the light-dependent reactions?

a)

water and light

b)

carbon dioxide and oxygen

c)

ATP, NADPH, and oxygen

d)

ADP, NADP, sugars

5.

Use the image. What are the products ( outputs) of the light-independent reactions?

a)

water and light

b)

carbon dioxide and oxygen

c)

ATP, NADPH, and oxygen

d)

ADP, NADP, sugars

6.

Most plants appear green because chlorophyll

a)

absorbs green light.

b)

absorbs violet light.

c)

does not absorb green light.

d)

does not absorb violet light.

7.

In which cell organelle does photosynthesis occur?

a)

nucleus

b)

mitochondrion

c)

lysosome

d)

chloroplast

8.

Chlorophyll absorbs a higher percentage of _____ and _______ light.

a)

purple and green

b)

blue and red

c)

black and orange

d)

yellow and green

9.

Use the image. At approximately which wavelengths does chlorophyll absorb most light?

a)

450nm and 550nm

b)

550nm and 600nm

c)

400nm and 700nm

d)

450nm and 650nm

10.

What 3 things do plants need for the process of photosynthesis?

a)

Sunlight, oxygen and sugar.

b)

Water, soil and oxygen.

c)

Sunlight, carbon dioxide and water.

d)

Sunlight, soil and water.