WorksheetsRESPIRATION
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
What is the chemical equation for cellular respiration?
a)
Glucose + Oxygen -> Carbon dioxide + Water + Energy
b)
Oxygen + Carbon dioxide + Energy -> Glucose + Water
c)
Carbon dioxide + Glucose -> Oxygen + Water + Energy
d)
Water + Carbon dioxide + Energy -> Oxygen + Glucose
2.
What is the equation for photosynthesis?
a)
Water + Carbon dioxide + Energy -> Oxygen + Glucose
b)
Carbon dioxide + Glucose -> Oxygen + Water + Energy
c)
Oxygen + Carbon dioxide + Energy -> Glucose + Water
d)
Glucose + Oxygen -> Carbon dioxide + Water + Energy
3.
When an organism breaks down food, the atoms get rearranged into different molecules. When the atoms get rearranged, what is released?
a)
Energy
b)
Water
c)
Glucose
d)
Oxygen
4.
Cellular respiration is similar in both plants and animals in what way?
a)
Energy is required and oxygen is released.
b)
Nitrogen is required and energy is released.
c)
Oxygen is required and energy is released.
d)
Oxygen is required and carbon is released.
5.
What pigment in the leaf captures energy from the sun?
a)
carbon
b)
chlorophyll
c)
air
d)
chloroplast
6.
Carbon dioxide enters the leave through what opening?
a)
root
b)
stem
c)
stomata
d)
stomach
7.
What is absorbed by the tree roots and transported to the leaves?
a)
air
b)
water
c)
carbon
d)
glucose
8.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
9.
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
10.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
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