WorksheetsPhotosynthesis
Total questions: 24
Worksheet time: 18mins
Name
Class
Date
1.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
2.
What is the pigment in chloroplasts that performs photosynthesis?
a)
Chlorosynthesis
b)
Chlorophyll
c)
ADP
d)
Electron Transport
3.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
4.
What are the outputs of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
5.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
6.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
7.
Chloroplasts are...
a)
Structures of animal cells to produce ATP
b)
Organelles where lipids are elaborated
c)
Specialized structures of plants where chemical reactions happen
d)
Waste organelle of plants
8.
Leaves look green because.....
a)
they eat their vegetables
b)
to blend into their environment
c)
they contain a molecule named chlorophyll
d)
they are sick
9.
Which organelle from the plant cell is primarily responsible for converting sunlight to energy?
a)
Mitochonria
b)
Nucleus
c)
Vacuole
d)
Chloroplast
10.
What is produced as a result of photosynthesis?
a)
Glucose and Chlorophyll
b)
Glucose and Oxygen
c)
Water and Light energy
d)
Carbon dioxide and Water
11.
Which organelle performs PHOTOSYNTHESIS?
a)
Chloroplast
b)
Mitochondria
12.
Animal cells do not have chloroplasts.
a)
TRUE
b)
FALSE
13.
How many sugar molecules are produced from every six molecules of carbon dioxide ?
a)
1
b)
3
c)
6
d)
12
14.
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
15.
The inputs of photosynthesis are
a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
16.
Chlorophyll absorbs a higher percentage of _____ and _______ light.
a)
purple and green
b)
red and blue
c)
black and orange
d)
yellow and green
17.
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
18.
Most plants appear green because chlorophyll
a)
absorbs green light.
b)
absorbs violet light.
c)
reflects green light.
d)
does not absorb violet light.
19.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
20.
What is the purpose of photosynthesis?
a)
make glucose
b)
make ATP
c)
make light
d)
release carbon dioxide
21.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
22.
Cellular respiration takes place in the
a)
nucleus
b)
cytoplasm
c)
ribosomes
d)
mitochondria
23.
What chemical reaction has almost the same products and reactants as cellular respiration but reversed?
a)
Rusting
b)
Photosynthesis
c)
Combustion
d)
Symphonies
24.
Where does cellular respiration take place in the cell?
a)
Cell Membrane
b)
Nucleus
c)
Mitochondria
d)
Vacuole
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