WorksheetsPhotosynthesis/Respiration
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
Plants take in...
a)
CO2, ATP
b)
H2O, ATP, CO2
c)
CO2, H2O, light
d)
Glucose, O2
2.
Rod-shaped organelle with a double membrane which converts energy stored in glucose into ATP
a)
Chlorophyll
b)
Mitochondria
c)
Chloroplast
d)
Autotroph
3.
Substances present before the chemical change takes place is...
a)
Products
b)
Chemicals
c)
Reactants
d)
Formula
4.
What is the powerhouse of the cell?
a)
Mitochondria
b)
Thylakoid
c)
Chloroplast
d)
Nucleus
5.
Animals give off...
a)
O2, glucose
b)
CO2, H2O, ATP
c)
H2O, CO2, light
d)
glucose, H2O
6.
End result after a chemical change is known as
a)
Product
b)
Reactant
c)
Coefficient
7.
Most photosynthetic cells in plants are found in the
a)
stem
b)
roots
c)
leaves
d)
flower
8.
What is the energy used in photosynthesis?
a)
Oxygen & glucose
b)
ATP
c)
Sunlight
d)
Carbon dioxide
9.
Photosynthesis and respiration equations are
a)
the same
b)
opposites
10.
Chloroplasts have a _________ membrane
a)
single
b)
double
11.
What are the raw materials for photosynthesis?
a)
oxygen & glucose
b)
carbon dioxide & water
c)
sunlight
d)
plants
12.
An organism that produces its own food is a/an
a)
heterotroph
b)
consumer
c)
autotroph
d)
plant
13.
Elongated cell organelle containing chlorophyll where photosynthesis takes place
a)
Chloroplast
b)
Chlorophyll
c)
Mitochondria
d)
Nucleus
14.
Plants give off...
a)
water & carbon dioxide
b)
oxygen & glucose
c)
energy
d)
carbon dioxide & water
15.
The simple sugar that is broken down in the mitochondria is
a)
chlorophyll
b)
ATP
c)
glucose
d)
Splenda
16.
What organelle absorbs sunlight?
a)
chloroplast
b)
chlorophyll
c)
mitochondria
d)
cristae
17.
The chemical energy of "food" molecules is released and changed into ATP is known as
a)
reflection
b)
resistance
c)
respiration
d)
retraction
18.
Plants converting light, water and carbon dioxide into sugar and oxygen is known as...
a)
photosynthesis
b)
photography
c)
photo booth
d)
plant food
19.
CO2 + H2O + energy → glucose + O2 is the equation for
a)
Photosynthesis
b)
Respiration
20.
O2 + glucose → H2O + CO2 + energy is the equation for
a)
Respiration
b)
Photosynthesis
21.
Where does photosynthesis occur?
a)
mitochondria
b)
stomata
c)
xylem
d)
chloroplast
22.
What absorbs energy from visible light?
a)
Chlorophyll
b)
Chloroplast
c)
Stroma
d)
Carbon Dioxide
23.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
he food we eat
24.
6CO2 + 6H20 + light energy -> C6H12O6 + 6O2
In this chemcial equation, the highlighted red is called the ______.
In this chemcial equation, the highlighted red is called the ______.
a)
product
b)
reactant
c)
yields
d)
production
25.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + glucose
b)
CO2 + glucose + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + glucose
d)
CO2 + O2 + H2O --> Light+ glucose
26.
A student is collecting the gas given off from a plant in bright sunlight at a temperature of 27°C. The gas being collected is probably ________.
a)
oxygen
b)
carbon dioxide
c)
ATP
d)
glucose
27.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
28.
Autotroph or Heterotroph?
a)
Autotroph
b)
Heterotroph
29.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
nitrogen
c)
carbon dioxide
d)
oxygen
30.
Simple sugar is called
a)
NutraSweet
b)
glucose
c)
sweet-n-low
d)
food
100 %
