WorksheetsStaar Biology Review Photosynthesis & Cellular Respiration
Total questions: 20
Worksheet time: 21mins
Name
Class
Date
1.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
2.
Which of the following best describes photosynthesis?
a)
Photosynthesis converts radiant energy into chemical energy.
b)
Photosynthesis produces carbohydrates.
c)
Plants need sunlight, carbon dioxide, water, nutrients, and chlorophyll to complete photosynthesis.
d)
Plants use chlorophyll, water, and carbon dioxide to make sugar.
3.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
4.
What is another name for glucose?
a)
Chlorophyll
b)
Chloroplasts
c)
Stomata
d)
Sugar
5.
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
6.
What does photo mean?
a)
Print
b)
Picture
c)
Make
d)
Light or Color
7.
Poison Ivy growing on a tree by touch.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
8.
A plant growing in response to the sunlight.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
9.
When a plant responds to gravity it is called:
a)
Phototropism
b)
Thigmotropism
c)
Gravitropism
d)
Hydrotropism
10.
Which of the following responses is a plant growing toward or leaning toward touch?
a)
thigmotropism
b)
hydrotropism
c)
phototropism
d)
gravitropism
11.
Which type of tropism?
a)
hydrotropism
b)
thigmotropism
c)
phototropism
d)
gravitropism
12.
The ingredients of photosynthesis are
a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
13.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
14.
How can photosynthesis be related to cellular respiration?
a)
What's produced by one is needed for the other
b)
They both produce the same products
c)
They both have the same reactants (need the same things)
d)
These 2 processes have nothing in common
15.
Why is photosynthesis important?
a)
creates oxygen for animals to breath
b)
creates energy for heterotrophs to use
c)
creates food for plants to use
d)
all of these are correct
16.
Where does carbon dioxide enter plants?
a)
The leaves
b)
Stem
c)
Roots
17.
Why do plants go through photosynthesis?
a)
To make food for us
b)
To make food for themselves
c)
They're bored and have nothing else to do
18.
What does synthesis mean?
a)
Photo
b)
Process
c)
Light
d)
Color
19.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
20.
What does this picture represent?
a)
thigmotropism
b)
Phototropism
c)
Hydrotropism
d)
Gravitropism
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