WorksheetsPhotosynthesis & Respiration
Total questions: 25
Worksheet time: 19mins
Name
Class
Date
1.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
2.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
3.
What is the purpose of photosynthesis?
a)
make glucose
b)
make ATP
c)
make light
d)
release carbon dioxide
4.
What are the products (what's made) during photosynthesis?
a)
glucose and oxygen
b)
water, light, and carbon dioxide
5.
What is the energy conversion during photosynthesis?
a)
chemical --> chemical
b)
thermal --> electrical
c)
chemical --> electrical
d)
radiant --> chemical
6.
What is the source of energy for photosynthesis?
a)
carbohydrates-chemical
b)
sunlight-radiant
c)
heat-thermal
d)
television-electrical
7.
In which organelle (part of the cell) does photosynthesis take place?
a)
mitochondria
b)
chloroplast
c)
nucleus
d)
cell membrane
8.
What is the gas we breath out that plants use for photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
9.
How can photosynthesis be related to cellular respiration?
a)
What's produced (made) by one is needed (the reactants) 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
10.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
11.
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
12.
The reactants of photosynthesis are
a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
13.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
14.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
15.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
6CO2 + 6H2O --> 6O2 + C6H12O6
b)
6CO2 + C6H12O6 + 6H2O --> O2
c)
6O2 + 6H2O --> 6CO2 + C6H12O6
d)
C6H12O6 + 6O2 ---> 6H2O + 6CO2
16.
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
17.
What does photo mean?
a)
Print
b)
Picture
c)
Make
d)
Light or Color
18.
What does synthesis mean?
a)
Photo
b)
Make
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.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
carbon dioxide + water --> oxygen + glucose
b)
carbon dioxide + glucose + water --> oxygen
c)
oxygen + water --> carbon dioxide + glucose
d)
glucose+ oxygen ---> water + carbon dioxide
21.
In which organelle does photosynthesis take place?
a)
mitochondria
b)
cell wall
c)
chloroplasts
d)
ribosome
22.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
23.
Which plant structure is extremely necessary for photosynthesis to take place?
a)
leaves
b)
flower petals
c)
anthers
d)
pistils
24.
What is another name for glucose?
a)
Chlorophyll
b)
Chloroplasts
c)
Stomata
d)
Sugar
25.
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
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