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Photosynthesis and Cellular Respiration Practice

Total questions: 70

Worksheet time: 51mins

Name
Class
Date
1.

What is one of the reactants or raw materials of cellular respiration?

a)

energy

b)

glucose

c)

carbon dioxide

d)

water

2.
Which of the following structure is where cellular respiration occurs in the cell?
a)
nucleus
b)
cytoplasm
c)
mitochondria
d)
vacuoles
3.

What are the reactants or raw materials in the equation for cellular respiration?

a)

oxygen and lactic acid

b)

carbon dioxide and water

c)

glucose and oxygen

d)

water and glucose

4.

What is the correct equation for cellular respiration?

a)

O2 + C6H12O6 -> CO2 + H2O + Energy

b)

O2 + C6H12O6 + Energy -> CO2 + H2O

c)

CO2 + H2O -> O2 + C6H12O6 + Energy

d)

CO2 + H2O + Energy -> O2 + C6H12O6

5.
Cellular Respiration's goal is to
a)
make water
b)
make ATP
c)
make glucose
d)
make  oxygen
6.
What is cellular respiration?
a)
the breakdown of glucose  to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
7.

What process is this?

a)

Photosynthesis

b)

Cellular Respiration

8.

What is X?

a)

Glucose

b)

ATP

c)

Oxygen

d)

Carbon Dioxide

9.

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.

10.

Both __________ and ___________ cells contain mitochondria.

a)

plant, animal

b)

carbon, hydrogen

c)

water, sugar

d)

plant, sugar

11.
What gas is released into the air during cellular respiration?
a)
oxygen
b)
carbon dioxide
c)
water 
d)
glucose
12.

What is the building block of the macromolecule carbohydrates?

a)

simple sugars

b)

nucleotide bases (A, T, C, G, U)

c)

amino acids

d)

fatty acids

13.

What does the term synthesis mean?

a)

To use building blocks to make macromolecules

b)

To break down macromolecules into their building blocks

14.

What does the term digestion mean?

a)

To use building blocks to make macromolecules

b)

To break down macromolecules into their building blocks

15.

Cellular Respiration occurs in what cell organelle?

a)

chloroplast

b)

cytoplasm

c)

mitochondria

d)

animal

16.

Which organism go through cellular respiration?

a)

animals

b)

plants

c)

both animals and plants

d)

none

17.
After intense activity, your muscles feel sore because of 
a)
the accumulation of NAD+
b)
the accumulation of lactic acid 
c)
the accumulation of ATP
d)
the accumulation of carbon dioxide
18.

What type of respiration requires oxygen?

a)

Aerobic

b)

Anaerobic

19.

Select ALL the products of Cellular Respiration? *clue: 3*

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

e)

ATP (energy)

20.
Which type of respiration is most efficient?
a)
Aerobic
b)
Anaerobic
21.

True or False: Only animals can undergo Cellular Respiration.

a)

True

b)

False

22.

What type of respiration does not require oxygen?

a)

Aerobic

b)

Anaerobic

23.
The products of photosynthesis are
a)
carbon dioxide, water, energy
b)
sugar (glucose), oxygen, water
24.
The reactants in photosynthesis are
a)
carbon dioxide, water
b)
sugar (glucose), oxygen
25.
The reactants in cellular respiration are
a)
sugar (glucose), oxygen
b)
carbon dioxide, water
26.

True of False, Plants can perform Cellular Respiration and Photosynthesis

a)

False

b)

True

27.

Which process does heterotrophs and autotrophs undergo in order to convert glucose into ATP?

a)

cellular respiration

b)

osmosis

c)

photosynthesis

d)

transcription

28.

Cellular Respiration involves the chemical breakdown of _____ to form ATP Energy

a)

Fats

b)

Fructose

c)

Glucose

d)

Proteins

29.

True or False: Cellular Respiration is a chemical reaction.

a)

True

b)

False

30.

The energy stored in glucose is transferred to ________________.

a)

A molecule known as ATP

b)

A molecule known as ADP

c)

water molecules

d)

oxygen molecules

31.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
32.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
33.
Which is not a waste product of cellular respiration?
a)
Water
b)
Heat
c)
Carbon Dioxide
d)
Oxygen
34.

A student notices pairs of cells with an opening on the bottom of a leaf while looking it under the microscope. The main purpose of these openings and the cells around them is

a)

removing excess sugars

b)

synthesis of carbon dioxide

c)

regulating gas exchange

d)

purification of water

35.

a student placed a test tube containing a plant near a light source. He then counted the number of bubbles released by the plant in 1 minute. The gas that was produced was most likely

a)

carbon dioxide

b)

oxygen

c)

nitrogen

d)

all of these

36.

the major role of carbohydrates in teh human diet is to

a)

form the membranes that surround mitochondria

b)

act as a catalyst for cellular reactions

c)

supply energy for the body

d)

provide building blocks for amino acids

37.

the level of carbon dioxide in our atmosphere has been increasing dramatically. It has been said that growing green plants would help slow this increase. The best explanation for this is that plants

a)

serve as food for herbivores

b)

serve as a nonrenewable resource

c)

remove carbon dioxide from the atmosphere during respiration

d)

remove carbon dioxide from the atmosphere during photosynthesis

38.

the 2 diagrams represent a sugar molecule and a fat molecule that are used by living organisms. Which statement best describes these 2 molecules?

a)

sugar molecules are inorganic and fat molecules are organic

b)

sugar molecules are organic and fat molecules are inorganic

c)

energy for life process can be stored in the chemical bonds of both molecules

d)

energy for life processes can be stored wihin the chemical bonds on sugar molecules only

39.

over time, a tree that once had a total mass of 300g increased in mass to 3000 kg. This increase in mass comes mostly from

a)

soil that all plants need to grow

b)

oxygen that enters through the leaf openings

c)

chloroplasts that enter the roots and move to the leaves

d)

carbon dioxide that enters through the leaf openings

40.
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
41.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
42.
What is the pigment in chloroplasts that performs photosynthesis?
a)
Chlorosynthesis
b)
Chlorophyll
c)
ADP
d)
Electron Transport
43.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
44.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
45.
Glucose is a ...
a)
sugar
b)
carbohydrate
c)
source of quick energy
d)
all are correct
46.
The leaf structure that allows carbon dioxide to enter the leaf and Oxygen to exit the leaf is...
a)
phloem
b)
stomata
c)
vein
d)
stem
47.

What cell process converts solar energy to chemical energy?

a)

photosynthesis

b)

cell transport

c)

cellular respiration

d)

glucose

48.

What cellular structure does photosynthesis occur in?

a)

choloroplast

b)

mitochondria

c)

ribosome

d)

nucleus

49.

Select all that are raw materials for photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Solar Energy)

e)

Glucose (Sugar/food)

50.

Select all that are products of photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Solar Energy)

e)

Glucose (Sugar/food)

51.

Guard cells are specialized cells in plant leaves that

a)

regulate water loss and gas exchange

b)

absorb sunlight

c)

produce genetic variations

d)

produce glucose from sunlight

52.

What is the correct chemical reaction for photosynthesis?

a)

Water + Sun + CO2 --> O2 + Glucose

b)

Water + Sun + O2 --> CO2 + Glucose

c)

CO2 + Glucose --> Water + Sun + O2

d)

O2 + Glucose --> Water + ATP + CO2

53.

Where do plants get the energy for photosynthesis to take place?

a)

nutrients in the soil

b)

the sun

c)

chlorophyll

d)

bee pollination

54.

What part of the plant soaks up water for photosynthesis?

a)

roots

b)

petals

c)

leaf

d)

stem

55.

What is the waste product of photosynthesis?

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

chlorophyll

56.

What time of day (24 hour period) do plants photosynthesize?

a)

nighttime only

b)

daytime only

c)

daytime and nighttime

d)

only in the summer months

57.

Where does oxygen produced by photosynthesis exit the leaf?

a)

stomata

b)

guard cells

c)

central vein

58.

What is the job of the guard cells?

a)

to open and close the stoma

b)

to allow sunlight into the leaf

c)

to prevent water loss

59.

Which number represents the guard cells?

a)

8

b)

9

60.

Which number represents the stoma?

a)

6

b)

7

61.

Why do plants to photosynthesis?

a)

to produce carbon dioxide

b)

to produce oxygen

c)

to produce sugar

62.

Occurs in plants

a)

photosynthesis only

b)

cellular respiration only

c)

photosynthesis and cell respiration

d)

all of the above

63.

Occurs in animals

a)

photosynthesis only

b)

cellular respiration only

c)

cellular respiration and photosynthesis

d)

all of the above

64.
Photosynthesis is important because....
a)
plants need air to breathe
b)
it makes the plants green
c)
it is the process by which plants make their own food
d)
without it the Earth would all be a desert
65.
The process by which cells use oxygen to produce energy from food is called?
a)
photosynthesis
b)
transpiration
c)
cellular respiration
d)
germination
66.
Without photosynthesis, what would happen to life on this planet?
a)
It would continue as usual
b)
It would end
c)
It would speed up
d)
It would only include animals
67.

the level of carbon dioxide in our atmosphere has been increasing dramatically. It has been said that growing green plants would help slow this increase. The best explanation for this is that plants

a)

serve as food for herbivores

b)

serve as a nonrenewable resource

c)

remove carbon dioxide from the atmosphere during respiration

d)

remove carbon dioxide from the atmosphere during photosynthesis

68.
Which of these conditions would decrease the rate of photosynthesis in a plant?
a)
Above average precipitation
b)
Changing the daylight hours from 14 hrs to 10 hrs
c)
Changing the CO2 concentration from 380 ppm to 410 ppm
d)
All of these choices
69.

The removal of mitochondria from a typical animal cell would have an immediate effect on the cell’s production of

a)

DNA

b)

proteins

c)

ATP

d)

Carbon Dioxide

70.
What type of foods do we get energy from?
a)
sugars
b)
carbs
c)
glucose
d)
all of the above

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