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Photosynthesis

Total questions: 16

Worksheet time: 16mins

Name
Class
Date
1.

What is the source of energy for plants to make food?

a)

other plants

b)

the sun

c)

the moon

d)

animals

2.

What do plants need to make food?

a)

water & oxygen

b)

water & carbon dioxide

c)

oxygen & dirt

d)

carbon dioxide & oxygen

3.

How do plants get the water they need to make food?

a)

roots bring water in from the soil

b)

the leaves bring water in from the air

c)

the flowers collect water

d)

seeds spread out to find water

4.

What is the food that plants make called?

a)

glucose

b)

oxygen

c)

leaves

d)

carbon dioxide

5.

Which shows the REACTANTS for photosynthesis?

a)

oxygen & carbon dioxide

b)

dirt & oxygen

c)

water & carbon dioxide

d)

carbon dioxide & leaves

6.

Which gas do plants release during photosynthesis?

a)

oxygen

b)

carbon

c)

helium

d)

carbon dioxide

7.

What are the PRODUCTS of photosynthesis?

a)

oxygen & glucose

b)

carbon dioxide & oxygen

c)

glucose & carbon dioxide

d)

glucose only

8.

What is the correct equation for photosynthesis?

a)

carbon dioxide + oxygen + sunlight glucose + water

b)

water + oxygen sunlight + carbon dioxide + soil

c)

glucose + oxygen sunlight + carbon dioxide + water

d)

water + carbon dioxide + sunlight glucose + oxygen

9.

How are plants beneficial to animals?

a)

they eat harmful animals

b)

they provide oxygen & food for animals

c)

they provide carbon dioxide for animals

d)

they produce glucose for animals to eat

10.

What is the chemical in plants' leaves that performs photosynthesis and causes plants to be a green color?

a)

stomata

b)

chlorophyll

c)

carbon dioxide

d)

glucose

11.

What needs to be placed where the X is in the formula?

a)

oxygen

b)

glucose

c)

carbon

d)

sunlight

12.

What two things are the product (end result) of photosynthesis?

a)

chloroplast

b)

glucose

c)

oxygen

d)

carbon dioxide

13.
What is the pigment in chloroplasts that performs photosynthesis?
a)
Chlorosynthesis
b)
Chlorophyll
c)
ADP
d)
Electron Transport
14.

Where do the leaves and stems of plants get their green color from?

a)

glucose

b)

oxygen

c)

carbon dioxide

d)

chlorophyll

15.

Which part of a plant allows gases to enter?

a)

stoma

b)

guard cells

c)

chloroplasts

d)

all of the above

16.

What is the organelle responsible for photosynthesis?

a)

Mitochondria

b)

Chloroplast

c)

Nucleus

d)

Cytoplasm