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Photosynthesis

Total questions: 21

Worksheet time: 13mins

Name
Class
Date
1.

If you were to grow a plant from seed, what would you need?

4 lines
2.

Where does photosynthesis occur?

a)

mitochondria

b)

chloroplast

c)

animal cells

d)

ribosomes

3.

What is the name of the pigment molecule that absorbs light energy and makes plants green?

a)

chloroplast

b)

glucose

c)

mitochondria

d)

chlorophyll

4.

Which of the following are products of photosynthesis? (Select 2)

a)

glucose

b)

light

c)

water

d)

oxygen

5.

How does water and nutrients get to a plant?

a)

Stomata

b)

Xylem

c)

Leaves

d)

Roots

6.

A plant's stomata is responsible for

a)

Getting nutrients to the plant

b)

Making chlorophyll

c)

Absorbing light

d)

Exchanging gases

7.

Stomata is compared to _________ on a human body.

a)

blood vessels

b)

pores

c)

muscles

d)

nerves

8.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO+ light + H2O --> O+ Sugar
b)
CO+ sugar + H2O --> O+ light
c)
O2 + light + H2O --> CO+ Sugar
d)
CO+ O2 + H2O --> Light+ Sugar
9.

Underwater photosynthesis takes __________ than above ground photosynthesis.

a)

shorter

b)

longer

10.

Which plants do NOT need photosynthesis to survive?

a)

Trees

b)

Venus flytraps

c)

Roses

d)

Grass

e)

Mushrooms

11.

What does "photosynthesis" mean?

a)

Combining life into oxygen

b)

Combining water and CO2 in the presence of light.

12.

What do plants take in through their ROOTS to make food (or carry out photosynthesis)?

a)

Carbon Dioxide

b)

Water

c)

Light

13.

Where in a plant cell does photosynthesis take place

a)

Palisade cells

b)

Chlorophyll

c)

Chloroplasts

d)

Vacuole

14.

What is the purpose of photosynthesis?

a)

To release energy

b)

To create glucose

c)

To grow

d)

To get oxygen for respiration

15.

Which of these are limiting factors for photosynthesis? Choose 3 answers.

a)

Light intensity

b)

CO2 concentration

c)

Temperature

d)

Light

e)

CO2 low levels

16.

What are the products of photosynthesis?

a)

Oxygen and Energy

b)

Carbon Dioxide and Glucose

c)

Glucose and Oxygen

d)

Oxygen and Water

17.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
18.

Chlorophyll works best with __________ and ___________ wavelenght of light.

a)

violet

b)

green

c)

blue

d)

yellow

e)

red

19.

Sugar and oxygen are the ________________of photosynthesis, while carbon dioxide, water and light energy are the ___________________.

a)

end result, ingredients

b)

ingredients, end result

c)

reactants, products

d)

products, reactants

20.

Light reactions occur in the ______________________of the chloroplast

a)

thylakoids

b)

stroma

c)

outer membrane

21.

Light-independent reactions occur in the ______________________of the chloroplast

a)

thylakoids

b)

stroma

c)

outer membrane