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WorksheetsOxygen Cycle
Total questions: 10
Worksheet time: 24mins
Name
Class
Date
1.
Oxygen is a living element that humans and animals require to live.
a)
True
b)
False
2.
Plants use _____________ to make their own food during photosynthesis.
a)
water
b)
energy from the Sun
c)
CO2
d)
water, energy from Sun, CO2
3.
What is the process of plants taking in carbon dioxide and releasing oxygen called?
a)
Respiration
b)
Produce
c)
Photosynthesis
d)
Breathing
4.
A gas produced by animals during respiration that plants use for photosynthesis.
a)
Oxygen
b)
Toots
c)
Carbon dioxide
d)
Water vapor
5.
Plants and animals are interdependent of each other.
a)
True
b)
False
6.
What goes up but never goes down?
a)
Ruler
b)
Stairs
c)
Your height
d)
Your age
7.
Plants use _____________ to make their own food during photosynthesis.
a)
water
b)
energy from the Sun
c)
CO2
d)
water, energy from Sun, CO2
8.
________________ could increase the amount of oxygen in the air.
a)
Building more houses
b)
Burning more oil
c)
Paving more streets
d)
Planting more trees
9.
Which statement is an example of how plants and animals depend on each other?
a)
animals provide food for plants
b)
animals provide water for plants
c)
animals provide oxygen for plants
d)
animals provide carbon dioxide for plants
10.
Animals use oxygen for _____________.
a)
breathing
b)
creating food
c)
making glucose
d)
transpiration
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