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Cellular Respiration & Photosynthesis

Total questions: 50

Worksheet time: 1hrs 5mins

Name
Class
Date
1.

Only heterotrophs use respiration.

a)

true

b)

false

2.

Only autotrophs use respiration.

a)

true

b)

false

3.

All heterotrophs and autotrophs use photosynthesis and respiration.

a)

true

b)

false

4.

Only autotrophs use photosynthesis but both autotrophs and heterotrophs use respiration.

a)

true

b)

false

5.

The main purpose of cellular respiration is the production of ATP.

a)

true

b)

false

6.

What are the products of aerobic cellular respiration? Choose 3.

a)

water

b)

ATP

c)

Oxygen

d)

Sunlight

e)

Carbon Dioxide

7.

Which organ in a cell produces a large amount of ATP through aerobic cellular respiration?

a)

chloroplast

b)

mitochondrion

c)

nucleus

d)

ribosome

8.

During aerobic cellular respiration, energy is released from food. What else does the cell need for this process to take place.

a)

carbon dioxide

b)

oxygen

c)

sunlight

d)

nitrogen

9.

What gas goes into the plant for photosynthesis to occur?

a)

Carbon Dioxide

b)

Carbon Monoxide

c)

Oxygen

d)

Nitrogen

10.

What two products does a plant make during photosynthesis?

a)
Water and Glucose
b)
Oxygen and Glucose
c)
Oxygen and Water
d)
CO2 and Glucose
11.
Which of these is NOT AN IMPACT photosynthesis has on an ecosystem:
a)
Oxygen for animals and humans to breathe
b)
Food for us to eat
c)
Taking CO2 out of the air
d)
Taking oxygen out of the air
12.

Cellular respiration is...

a)

the process by which cells break down glucose to release energy that is used to make ATP

b)

the process by which cells break light down into chemical energy.

c)

the process by which cells communicate with other cells.

13.

In which way are photosynthesis and cellular respiration different?

a)

Cellular respiration stores ATP, while photosynthesis releases ATP.

b)

Cellular respiration produces oxygen, while photosynthesis uses oxygen.

c)

Photosynthesis releases energy, while cellular respiration stores energy.

d)

Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.

14.

How can photosynthesis be related to cellular respiration?

a)

What is produced by one is needed 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

15.

Photosynthesis and cellular respiration are basically the opposite.

a)

true

b)

false

16.

What is the correct equation for cellular respiration?

a)

6O2 + C6H12O6 -> 6CO2 + 6H2O + ATP

b)

6O2 + C6H12O6 + ATP -> 6CO2 + 6H2O

c)

6CO2 + 6H2O -> 6O2 + C6H12O6 + ATP

d)

6CO2 + 6H2O + ATP -> 6O2 + C6H12O6

17.

What's the chemical formula for glucose?

a)

C12H6O12

b)

C6H12O6

c)

CHO

18.

Which organisms perform cellular respiration?

a)

only autotrophs

b)

both autotrophs and heterotrophs

c)

only heterotrophs

19.

Which organism go through cellular respiration?

a)

animals only

b)

plants only

c)

both animals and plants only

d)

ALL organisms do some form if cellular respiration

20.
What are the reactants of cellular respiration?
a)
glucose & carbon dioxide
b)
glucose & oxygen
c)
water & oxygen
d)
water & carbon dioxide
21.

What are the products in cellular respiration?

a)

H20 and CO2

b)

H20 and C6H1206

c)

O2 and H20

d)

C6H12O6 and CO2

22.

Which type of respiration does not use oxygen?

a)

Anaerobic

b)

Aerobic

23.

___ is needed for aerobic cellular respiration; it is absorbed from the air.

a)

Oxygen

b)

Glucose

c)

Carbon dioxide

d)

Water

24.

___ is needed for cellular respiration;it comes from food.

a)

Glucose

b)

Water

c)

Oxygen

d)

Carbon dioxide

25.

Both ___ are leftover as waste products after cellular respiration.

a)

water & carbon dioxide

b)

oxygen & glucose

c)

carbon dioxide & oxygen

d)

water & oxygen

26.

Cellular respiration ___ energy.

a)

releases

b)

stores

c)

creates

d)

destroys

27.

Cellular respiration ___ the bonds within glucose molecules to release chemical energy. (Remember, chemical energy is stored in the BONDS !)

a)

breaks

b)

makes

c)

shakes

d)

wakes

28.

In the human body, our ___ system takes in oxygen from the air.

a)

respiratory

b)

digestive

c)

circulatory

d)

nervous

29.

In the human body, our ___ system moves our blood - which contains both glucose and oxygen - to every cell.

a)

circulatory

b)

digestive

c)

respiratory

d)

nervous

30.

Which of the following is the word equation for aerobic cellular respiration?

a)

glucose + oxygen ---> ATP + carbon dioxide + water

b)

carbon dioxide + water ---> ATP + glucose + oxygen

c)

glucose + water ---> ATP + carbon dioxide + oxygen

d)

glucose + carbon dioxide ---> ATP + oxygen + water

31.

The main source of energy for all life ultimately comes from ____.

a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
32.

Does the following definition describe photosynthesis or cellular respiration?

"The process by which plants capture energy from the sun and use it to make food"

a)

photosynthesis

b)

cellular respiration

33.

Does the following definition describe photosynthesis or cellular respiration?

"The process by which cells obtain energy from glucose"

a)

photosynthesis

b)

cellular respiration

34.

Does the following equation refer to photosynthesis or cellular respiration? glucose + oxygen --> carbon dioxide + water + energy

a)

photosynthesis

b)

cellular respiration

35.

Does the following equation refer to photosynthesis or cellular respiration?

carbon dioxide + water —-sunlight—-> glucose + oxygen

a)

photosynthesis

b)

cellular respiration

36.

What gas is released into the air during aerobic cellular respiration?

a)
oxygen
b)
carbon dioxide
c)
water 
d)
glucose
37.

What gas is released into the air during photosynthesis?

a)

oxygen

b)

carbon dioxide

c)

water

d)

glucose

38.

Is OXYGEN a product of photosynthesis or cellular respiration?

a)

photosynthesis

b)

cellular respiration

39.

Is GLUCOSE a reactant of photosynthesis or cellular respiration?

a)

photosynthesis

b)

cellular respiration

40.

Is WATER a reactant of photosynthesis or cellular respiration?

a)

photosynthesis

b)

cellular respiration

41.

The reactants of photosynthesis are

a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
42.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
43.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
44.
Why is photosynthesis important?
a)
creates oxygen for animals to breath
b)

creates food for heterotrophs

c)

creates food for plants to use

d)
all of these are correct
45.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
46.

The 'outputs' of a chemical reaction. Located on the right side of a chemical equation.

a)

Products

b)

Reactants

47.

Conversion of light energy from the sun into chemical energy (stored in glucose).

a)

Photosynthesis

b)

Cellular Respiration

48.

Organelle found in all plant cells where the process of photosynthesis occurs.

a)

Chloroplast

b)

Mitochondria

c)

Cytoplasm

49.

The 'inputs' of a chemical reaction. Located on the left side of a chemical equation.

a)

Reactants

b)

Products

50.

Which type of respiration generates the most energy (ATP) per glucose molecule?

a)

Aerobic

b)

Anaerobic

c)

Fermentation