WorksheetsUnit 5 : Photosynthesis
Total questions: 14
Worksheet time: 7mins
Name
Class
Date
1.
What is the chemical equation of photosynthesis?
a)
6CO2 + 6H2O + light energy -> C6H12O6 + 6O2
b)
6CO2 + 6H2O -> C6H12O6 + 6O2
c)
C6H12O6 + 6O2 + light energy -> 6CO2 + 6H2O
d)
6O2 + light energy -> 6CO2 + C6H12O6
2.
What organelle does photosynthesis take place in?
a)
Ribosomes
b)
Nucleus
c)
Mitochondria
d)
Chloroplasts
3.
What are the products of photosynthesis?
a)
Nitrogen and glucose
b)
Carbon dioxide and water
c)
Glucose and oxygen
d)
Oxygen and carbon dioxide
4.
What are the reactants of photosynthesis?
a)
Nitrogen and sunlight
b)
Oxygen and glucose
c)
Carbon dioxide, water, and light energy
d)
Hydrogen and carbon monoxide
5.
Glucose is...
a)
an essential amino acid
b)
a type of protein
c)
a complex lipid
d)
a simple sugar and an important carbohydrate
6.
What is the green pigment in plants called?
a)
Carotene
b)
Xanthophyll
c)
Anthocyanin
d)
Chlorophyll
7.
ATP is...
a)
ATP is a type of protein found in cells.
b)
Adenosine diphosphate (ADP) is the energy currency of the cell.
c)
Adenosine triphosphate (ATP) is the energy currency of the cell.
d)
ATP is energy.
8.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
9.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
10.
How do trees obtain energy?
a)
they produce food through photoynthesis
b)
they eat grass
c)
they absorb nutrients from decomposing pants and animals
d)
they eat animals
11.
Plants get their energy from?
a)
sunlight
b)
soil
c)
water
d)
air
12.
What are thylakoids?
a)
Thylakoids are coin structures in chloroplasts that are involved in photosynthesis.
b)
Thylakoids are the main energy source for plants.
c)
Thylakoids are found in the nucleus of plant cells.
d)
Thylakoids are responsible for cellular respiration in animals.
13.
The grana is?
a)
Layers of proteins in the nucleus.
b)
Single thylakoid in mitochondria.
c)
Stacks of thylakoids in chloroplasts.
d)
Clusters of chlorophyll in the cytoplasm.
14.
The stroma is?
a)
The outer membrane of the chloroplast.
b)
The site of cellular respiration in plants.
c)
A type of plant cell involved in nutrient storage.
d)
The fluid matrix of chloroplasts where photosynthesis occurs.
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