Question 1

What is anaerobic fermentation?

Accepted Answer

A) A process that releases energy from food in the presence of oxygen 
B) A process that releases energy from food in the absence of oxygen 
C) A process that releases energy from food that is more efficient than aerobic respiration 
D) A process that releases energy from food only found in bacteria 
A) A process that releases energy from food in the presence of oxygen 
B) A process that releases energy from food in the absence of oxygen 
C) A process that releases energy from food that is more efficient than aerobic respiration 
D) A process that releases energy from food only found in bacteria

Question 2

What color of light is not used for photosynthesis? How could you know this just by looking at a leaf?

Accepted Answer

Green light is not used for photosynthes

Question 3

What molecule(s) link the light reactions (stage 1 of photosynthesis) to the Calvin cycle (stage 2 of photosynthesis)?

Accepted Answer

A) The oxygen and carbon dioxide molecules 
B) The electron shuttles (ATP and NADPH) 
C) The sugars 
D) The water 
A) The oxygen and carbon dioxide molecules 
B) The electron shuttles (ATP and NADPH) 
C) The sugars 
D) The water

Question 4

Identify the principal role of photosynthesis.

Accepted Answer

A) To convert solar energy into the chemical energy of sugars 
B) To convert kinetic energy into the chemical energy of sugars 
C) To convert the chemical energy of sugars into the chemical energy that fuels life's processes 
D) To convert the chemical energy of sugars into heat to maintain an elevated body temperature 
A) To convert solar energy into the chemical energy of sugars 
B) To convert kinetic energy into the chemical energy of sugars 
C) To convert the chemical energy of sugars into the chemical energy that fuels life's processes 
D) To convert the chemical energy of sugars into heat to maintain an elevated body temperature

Question 5

Identify the principal role of cellular respiration.

Accepted Answer

A) To convert solar energy into the chemical energy of sugars 
B) To convert kinetic energy into the chemical energy of sugars 
C) To convert the chemical energy of sugars into the chemical energy that fuels life's processes 
D) To convert the chemical energy of sugars into heat to maintain an elevated body temperature 
A) To convert solar energy into the chemical energy of sugars 
B) To convert kinetic energy into the chemical energy of sugars 
C) To convert the chemical energy of sugars into the chemical energy that fuels life's processes 
D) To convert the chemical energy of sugars into heat to maintain an elevated body temperature

Question 6

How does water enter a plant?

Accepted Answer

A) Through the roots 
B) Through the stomata 
C) Through the leaf 
D) Through the grana 
A) Through the roots 
B) Through the stomata 
C) Through the leaf 
D) Through the grana

Question 7

The bulk of the mass of a plant is made from ________.

Accepted Answer

A) minerals from the soil obtained by the roots of a plant 
B) sugars from the soil obtained by the roots of a plant 
C) sugars made in photosynthesis, which were made from carbon dioxide 
D) oxygen absorbed by the pores in leaves 
A) minerals from the soil obtained by the roots of a plant 
B) sugars from the soil obtained by the roots of a plant 
C) sugars made in photosynthesis, which were made from carbon dioxide 
D) oxygen absorbed by the pores in leaves

Question 8

Identify the role of oxygen in photosynthesis.

Accepted Answer

A) It is split to form sugar. 
B) It is the final electron acceptor. 
C) It is a waste product in the light reactions. 
D) It is the initial electron releaser. 
A) It is split to form sugar. 
B) It is the final electron acceptor. 
C) It is a waste product in the light reactions. 
D) It is the initial electron releaser.

Question 9

Alcohol is a waste product produced by yeast in the presence of sugar and the absence of ________.

Accepted Answer

A) CO2 
B) H2O 
C) O2 
D) ATP 
A) CO2 
B) H2O 
C) O2 
D) ATP

Question 10

Which stage of photosynthesis, if any, can function in the dark?

Accepted Answer

A) Stage 1 (the light reactions) 
B) Stage 2 (the Calvin cycle) 
C) Both Stage 1 (the light reactions)and Stage 2 (the Calvin cycle) 
D) Neither Stage 1 (the light reactions)nor Stage 2 (the Calvin cycle) 
A) Stage 1 (the light reactions) 
B) Stage 2 (the Calvin cycle) 
C) Both Stage 1 (the light reactions)and Stage 2 (the Calvin cycle) 
D) Neither Stage 1 (the light reactions)nor Stage 2 (the Calvin cycle)

Question 11

Identify the stage of cellular respiration where glucose is split into two molecules of pyruvic acid.

Accepted Answer

A) Citric acid cycle 
B) Calvin cycle 
C) Electron transport chain 
D) Glycolysis 
A) Citric acid cycle 
B) Calvin cycle 
C) Electron transport chain 
D) Glycolysis

Question 12

Why can't an aerobic bacterium produce as much energy as an animal cell can produce from a gram of sugar?

Accepted Answer

A bacteria cell is prokaryotic and there

Question 13

Which of the following is a common energy currency in living cells that powers most living organisms?

Accepted Answer

A) Sunlight 
B) Heat 
C) ATP 
D) Phosphate 
A) Sunlight 
B) Heat 
C) ATP 
D) Phosphate

Question 14

Upon closer examination, the fish appeared to have died from a lack of oxygen.What time of day did the fish most likely die?

Accepted Answer

A) Around midnight 
B) Just before dawn 
C) In the middle of the afternoon 
D) At sundown 
A) Around midnight 
B) Just before dawn 
C) In the middle of the afternoon 
D) At sundown

Question 15

Water behind a dam has a certain amount of stored energy that can be released as the water falls over the top of the dam.It may be enough energy to turn a mill wheel or an electricity-generating turbine.Choose the term that best describes the type of energy stored in the water at the top of the dam.

Accepted Answer

A) Chemical 
B) Potential 
C) Radiant 
D) Kinetic 
A) Chemical 
B) Potential 
C) Radiant 
D) Kinetic

Question 16

Where does cellular respiration occur?

Accepted Answer

A) In the chloroplasts 
B) In the mitochondria 
C) In the nucleus 
D) In the airways of the respiratory system 
A) In the chloroplasts 
B) In the mitochondria 
C) In the nucleus 
D) In the airways of the respiratory system

Question 17

Which of the following best describes the chemical equation for photosynthesis?

Accepted Answer

A) Carbon dioxide + Sugar + Energy = Oxygen + Water 
B) Oxygen + Water + Carbon dioxide = Sugar + Energy 
C) Water + Carbon dioxide + Energy = Sugar + Oxygen 
D) Oxygen + Sugar = Water + Carbon dioxide + Energy 
A) Carbon dioxide + Sugar + Energy = Oxygen + Water 
B) Oxygen + Water + Carbon dioxide = Sugar + Energy 
C) Water + Carbon dioxide + Energy = Sugar + Oxygen 
D) Oxygen + Sugar = Water + Carbon dioxide + Energy

Question 18

Choose the pencil that has the lowest potential energy.

Accepted Answer

A) A pencil on your desk 
B) A pencil falling from your desk 
C) A pencil hitting the ground after falling from your desk 
D) A pencil laying on the ground 
A) A pencil on your desk 
B) A pencil falling from your desk 
C) A pencil hitting the ground after falling from your desk 
D) A pencil laying on the ground

Question 19

What is the role of chloroplasts in animals?

Accepted Answer

A) To produce ATP 
B) To carry out photosynthesis 
C) To produce sugars 
D) There is no role, as animals do not have chloroplasts 
A) To produce ATP 
B) To carry out photosynthesis 
C) To produce sugars 
D) There is no role, as animals do not have chloroplasts

Question 20

In such a pond that contains algae and fish, what is happening to the oxygen?

Accepted Answer

A) Oxygen is only produced by the algae 
B) Oxygen is only consumed by the fish 
C) Oxygen is only consumed by both the algae and the fish 
D) Oxygen is produced by the algae, and consumed by the algae and the fish 
A) Oxygen is only produced by the algae 
B) Oxygen is only consumed by the fish 
C) Oxygen is only consumed by both the algae and the fish 
D) Oxygen is produced by the algae, and consumed by the algae and the fish

What is anaerobic fermentation?

What color of light is not used for photosynthesis? How could you know this just by looking at a leaf?

What molecule(s) link the light reactions (stage 1 of photosynthesis) to the Calvin cycle (stage 2 of photosynthesis)?

Identify the principal role of photosynthesis.

Identify the principal role of cellular respiration.

How does water enter a plant?

The bulk of the mass of a plant is made from ________.

Identify the role of oxygen in photosynthesis.

Alcohol is a waste product produced by yeast in the presence of sugar and the absence of ________.

Which stage of photosynthesis, if any, can function in the dark?

Identify the stage of cellular respiration where glucose is split into two molecules of pyruvic acid.

Why can't an aerobic bacterium produce as much energy as an animal cell can produce from a gram of sugar?

Which of the following is a common energy currency in living cells that powers most living organisms?

Upon closer examination, the fish appeared to have died from a lack of oxygen.What time of day did the fish most likely die?

Water behind a dam has a certain amount of stored energy that can be released as the water falls over the top of the dam.It may be enough energy to turn a mill wheel or an electricity-generating turbine.Choose the term that best describes the type of energy stored in the water at the top of the dam.

Where does cellular respiration occur?

Which of the following best describes the chemical equation for photosynthesis?

Choose the pencil that has the lowest potential energy.

What is the role of chloroplasts in animals?

In such a pond that contains algae and fish, what is happening to the oxygen?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Biology The Core: Appendix

Filters

Exam 4: Energy and Life

What is anaerobic fermentation?

What color of light is not used for photosynthesis? How could you know this just by looking at a leaf?

What molecule(s) link the light reactions (stage 1 of photosynthesis) to the Calvin cycle (stage 2 of photosynthesis)?

Identify the principal role of photosynthesis.

Identify the principal role of cellular respiration.

How does water enter a plant?

The bulk of the mass of a plant is made from ________.

Identify the role of oxygen in photosynthesis.

Alcohol is a waste product produced by yeast in the presence of sugar and the absence of ________.

Which stage of photosynthesis, if any, can function in the dark?

Identify the stage of cellular respiration where glucose is split into two molecules of pyruvic acid.

Why can't an aerobic bacterium produce as much energy as an animal cell can produce from a gram of sugar?

Which of the following is a common energy currency in living cells that powers most living organisms?

Upon closer examination, the fish appeared to have died from a lack of oxygen.What time of day did the fish most likely die?

Where does cellular respiration occur?

Which of the following best describes the chemical equation for photosynthesis?

Choose the pencil that has the lowest potential energy.

What is the role of chloroplasts in animals?

In such a pond that contains algae and fish, what is happening to the oxygen?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Biology The Core: Appendix

Filters