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Photosynthesis Test

Total questions: 25

Worksheet time: 20mins

Name
Class
Date
1.
Why are plants vital for animal and human survival?
a)
They block sunlight.
b)
They consume all the water.
c)
They remove nutrients from soil.
d)
They produce oxygen we breathe.
2.
Which of the following equations represents the process of photosynthesis?
a)
Water + Carbon Dioxide → Glucose + Oxygen
b)
Oxygen + Nitrogen → Water + Glucose
c)
Glucose + Water → Oxygen + Carbon Dioxide
d)
Glucose + Oxygen → Water + Carbon Dioxide
3.
True or False: Cellular respiration is only performed by animals.
a)
True
b)
False
4.

What are the main reactants needed for Photosynthesis?

a)
Glucose and Oxygen
b)
Glucose and Carbon Dioxide
c)
Nitrogen and Oxygen
d)
Water and Carbon Dioxide
5.
How are photosynthesis and cellular respiration related?
a)
Photosynthesis and cellular respiration are completely unrelated processes.
b)

Photosynthesis share the exact same reactants and products as Cellular respiration, the same inputs, and the same outputs. Exact same chemical equation.

c)

The reactants of Photosynthesis are the products of Cellular respiration, the the reactants of Cellular respiration are the products of Photosynthesis.

d)
Photosynthesis occurs only at night while cellular respiration happens during the day.
6.
What is the main purpose of photosynthesis for plants?
a)
To produce glucose as food for the plant
b)
To absorb water from the soil
c)
To cool the plant
d)
To release energy from stored food
7.
What is the primary energy source that allows plants to make their own food?
a)
Wind energy
b)
Sunlight
c)
Soil nutrients
d)
Water
8.
What process do both plants and animals use to release energy from food?
a)
Evaporation
b)
Cellular Respiration
c)
Transpiration
d)
Photosynthesis
9.
What is the primary function of cellular respiration?
a)
To generate proteins
b)
To create energy in the form of ATP
c)
To produce glucose
d)
To capture sunlight
10.
Which of the following best represents the equation for cellular respiration?
a)
Water + Carbon Dioxide → Glucose + Oxygen
b)
Oxygen + Nitrogen → Glucose + Water
c)
Glucose + Oxygen → Water + Carbon Dioxide
d)
Glucose + Water → Carbon Dioxide + Oxygen
11.
What do animals exhale that plants use for photosynthesis?
a)
Water vapor
b)
Oxygen
c)
Glucose
d)
Carbon Dioxide
12.
Which process do animals use to break down food for energy?
a)
Photosynthesis
b)
Fermentation
c)
Protein synthesis
d)
Cellular respiration
13.
Which gas is released as a byproduct when plants perform photosynthesis?
a)
Oxygen
b)
Sunlight
c)
Water vapor
d)
Carbon Dioxide
14.
During photosynthesis, what type of energy is solar energy transformed into?
a)
Mechanical energy
b)
Chemical energy
c)
Thermal energy
d)
Electrical energy
15.
Which process allows plants to convert sunlight into a usable form of food?
a)
Digestion
b)
Photosynthesis
c)
Fermentation
d)
Cellular respiration
16.

Which of the following is NOT a necessary ingredient for the process of photosynthesis? (Not a reactant)

a)

Water

b)

Sunlight

c)

Glucose

d)

Carbon Dioxide

17.
What describes the exchange of gases between plants and animals?
a)
Plants and animals both use nitrogen.
b)
Animals release oxygen that plants use.
c)
Plants and animals are not connected.
d)
Plants release oxygen, animals take it in.
18.
What are the products of cellular respiration?
a)
Glucose and Oxygen
b)
Water and Carbon Dioxide
c)
Oxygen and Carbon Dioxide
d)
Nitrogen and Glucose
19.
Which process releases carbon dioxide into the atmosphere?
a)
Evaporation
b)
Photosynthesis
c)
Condensation
d)
Cellular respiration
20.
Which plant cell organelle is responsible for photosynthesis?
a)
Cell Membrane
b)
Nucleus
c)
Chloroplast
d)
Mitochondria
21.

What are the reactants and products of cellular respiration

Categorize the following

glucose

oxygen

carbon dioxide

water

ATP

Reactants
Products
22.

​ (a)   + oxygen ⇒ water + ​ (b)   + ​ (c)  

Choose from the below words
glucose
carbon dioxide
ATP energy
sunlight
23.

UNIT 2. In the process of ​ (a)   , two products are made; these are oxygen and ​ (b)   . In the process of ​ (c)   , the products are made; these are carbon dioxide, water, and ​ (d)   .

Choose from the below words
photosynthesis
glucose
cellular respiration
ATP/chemical energy
24.

​ (a)   ​ + 6O2 ⇒ 6H2O + (b)   + (c)  

Choose from the below words
6CO2
Energy ATP
12H2O2
C6H12O6
O2 + H2
6O2
25.

What chemical equation is this? 6CO2 + 6H2O => C6H12O6 + 6O2

a)
Cellular respiration
b)
Fermentation
c)
Combustion
d)
Photosynthesis

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