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Photosynthesis

Total questions: 16

Worksheet time: 9mins

Name
Class
Date
1.

Definition of photosynthesis?

a)

plants use sun light to make food

b)

plants making oxygen

2.

Definition of Energy

a)

Ability to make technology

b)

Ability to do work

c)

Ability to make plants grow

3.

Which organelle performs PHOTOSYNTHESIS?

a)

Chloroplast

b)

Mitochondria

c)

Vacuole

d)

nucleus

4.

The main source of energy for all life comes from ____.

a)

the Earth

b)

the moon

c)

the sun

d)

the food we eat/make

5.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
6.

What are the products of photosynthesis?

a)

water and carbon dioxide

b)

oxygen and glucose

c)

oxygen and carbon dioxide

d)

oxygen and water

7.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
8.

What part of the plant absorbs the radiant energy from the Sun?

a)

root

b)

stem

c)

petal

d)

leaf

9.
What types of organisms use photosynthesis?
a)
autotrophs
b)
herbivores
c)
carnivores
d)
omnivored
10.

What is the Law of Conservation of Mass?

a)

Mass can be created or destroyed

b)

Mass can't be destroyed or created

c)

Everything is made of matter

d)

Everything is made of mass

11.

What is the definition of Heterotroph ?

a)

An organism deriving nutrients

b)

An organism releasing nutrients

c)

An organism who does nothing

d)

An organism that makes oxygen

12.

What is CO2?

a)

Water

b)

Air

c)

Oxygen

d)

Carbon dioxide

13.

Whats is H2O?

a)

Water

b)

Milk

c)

Carbon dioxide

d)

blood

14.

What does chlorophyll do?

a)

Makes food for plant

b)

Makes it look green

c)

Makes water

d)

Makes air

15.

What is Autotroph?

a)

Plant that makes food for plants

b)

Beams from the sun

c)

Plant that makes food for itself

16.
What gas is released by plants from the process of photosynthesis?
a)
air
b)
carbon dioxide
c)
oxygen
d)
hydrogen