Question 1

Which group includes photosynthetic members?

Accepted Answer

A) Protists 
B) Bacteria 
C) Plants 
D) All of these 
A) Protists 
B) Bacteria 
C) Plants 
D) All of these

Question 2

What happens to the ATP molecule after it has been used to do work?

Accepted Answer

A) It breaks down into carbon dioxide and water. 
B) It is split into two molecules of pyruvic acid. 
C) It loses a phosphate group and is converted to ADP. 
D) It is completely destroyed. 
A) It breaks down into carbon dioxide and water. 
B) It is split into two molecules of pyruvic acid. 
C) It loses a phosphate group and is converted to ADP. 
D) It is completely destroyed.

Question 3

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 4

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. 
D) It is the initial proton donator. 
A) It is split to form sugar. 
B) It is the final electron acceptor. 
C) It is a waste product. 
D) It is the initial proton donator.

Question 5

Name the fluid-filled interior of the chloroplast.

Accepted Answer

A) Thylakoids 
B) Stroma 
C) Grana 
D) None of these 
A) Thylakoids 
B) Stroma 
C) Grana 
D) None of these

Question 6

How does CO₂ enter a plant?

Accepted Answer

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

Question 7

Heat is classified as ________.

Accepted Answer

A) a highly ordered form of energy 
B) a highly disordered form of energy 
C) the form of energy that fuels life's processes 
D) the ultimate source of potential energy 
A) a highly ordered form of energy 
B) a highly disordered form of energy 
C) the form of energy that fuels life's processes 
D) the ultimate source of potential energy

Question 8

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 9

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 10

The chemical reactions of photosynthesis occur in which cellular organelle?

Accepted Answer

A) Chloroplasts 
B) Nucleus 
C) Mitochondria 
D) Ribosomes 
A) Chloroplasts 
B) Nucleus 
C) Mitochondria 
D) Ribosomes

Question 11

What is the definition of energy?

Accepted Answer

A) The capacity to do work 
B) The movement of an object 
C) Particles moving in waves through a system 
D) The amount of order in a system 
A) The capacity to do work 
B) The movement of an object 
C) Particles moving in waves through a system 
D) The amount of order in a system

Question 12

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) Late at night 
B) Just before dawn 
C) In the middle of the afternoon 
D) At sundown 
A) Late at night 
B) Just before dawn 
C) In the middle of the afternoon 
D) At sundown

Question 13

Why does yogurt taste sharp?

Accepted Answer

A) It has not been aged long enough to mellow. 
B) The taste is from the small amount of alcohol it contains,and alcohol tastes sharp. 
C) The taste is from the large amount of carbon dioxide it contains,and carbon dioxide tastes sharp. 
D) The taste is from the lactic acid it contains,and acids taste sharp. 
A) It has not been aged long enough to mellow. 
B) The taste is from the small amount of alcohol it contains,and alcohol tastes sharp. 
C) The taste is from the large amount of carbon dioxide it contains,and carbon dioxide tastes sharp. 
D) The taste is from the lactic acid it contains,and acids taste sharp.

Question 14

Select the term which best defines the movement of an object against an opposing force.

Accepted Answer

A) Work 
B) Play 
C) Energy 
D) Entropy 
A) Work 
B) Play 
C) Energy 
D) Entropy

Question 15

A fudge-covered cookie contains 9 grams of fat,and there are three cookies in a serving.Calculate how much fat you would consume if you ate nine cookies.

Accepted Answer

A) 81 grams 
B) 27 grams 
C) 9 grams 
D) 105 grams 
A) 81 grams 
B) 27 grams 
C) 9 grams 
D) 105 grams

Question 16

Can energy be harvested by the cells from glucose without oxygen?

Accepted Answer

A) Yes,about as much as with oxygen. 
B) Yes,but not quite as much as with oxygen. 
C) Yes,but much less than with oxygen. 
D) No,oxygen is required to harvest any energy from glucose. 
A) Yes,about as much as with oxygen. 
B) Yes,but not quite as much as with oxygen. 
C) Yes,but much less than with oxygen. 
D) No,oxygen is required to harvest any energy from glucose.

Question 17

How do we know green light is not absorbed by chlorophyll?

Accepted Answer

A) Green light is the wavelength of light that is reflected instead of absorbed by the chloroplasts. 
B) Not enough of the green light penetrates the ozone layer and makes it to the plant. 
C) Green light has such a small wavelength that most of it goes straight through the leaves without interacting with the chlorophyll. 
D) Green light does not have enough energy to excite an electron in the photosystem. 
A) Green light is the wavelength of light that is reflected instead of absorbed by the chloroplasts. 
B) Not enough of the green light penetrates the ozone layer and makes it to the plant. 
C) Green light has such a small wavelength that most of it goes straight through the leaves without interacting with the chlorophyll. 
D) Green light does not have enough energy to excite an electron in the photosystem.

Question 18

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 19

Calculate how many calories (spelled with a lower case "c")are in a 10 Calorie (spelled with a capital "C")cracker.

Accepted Answer

A) 1/10 
B) 10,000 
C) 1,000 
D) There is no difference,they are equivalent units. 
A) 1/10 
B) 10,000 
C) 1,000 
D) There is no difference,they are equivalent units.

Which group includes photosynthetic members?

What happens to the ATP molecule after it has been used to do work?

Choose the pencil that has the lowest potential energy.

Identify the role of oxygen in photosynthesis.

Name the fluid-filled interior of the chloroplast.

How does CO₂ enter a plant?

Heat is classified as ________.

Where does cellular respiration occur?

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

The chemical reactions of photosynthesis occur in which cellular organelle?

What is the definition of energy?

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

Why does yogurt taste sharp?

Select the term which best defines the movement of an object against an opposing force.

A fudge-covered cookie contains 9 grams of fat,and there are three cookies in a serving.Calculate how much fat you would consume if you ate nine cookies.

Can energy be harvested by the cells from glucose without oxygen?

How do we know green light is not absorbed by chlorophyll?

Identify the principal role of cellular respiration.

Calculate how many calories (spelled with a lower case "c")are in a 10 Calorie (spelled with a capital "C")cracker.

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

Filters

Exam 4: Energy and Life

Which group includes photosynthetic members?

What happens to the ATP molecule after it has been used to do work?

Choose the pencil that has the lowest potential energy.

Identify the role of oxygen in photosynthesis.

Name the fluid-filled interior of the chloroplast.

How does CO₂ enter a plant?

Heat is classified as ________.

Where does cellular respiration occur?

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

The chemical reactions of photosynthesis occur in which cellular organelle?

What is the definition of energy?

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

Why does yogurt taste sharp?

Select the term which best defines the movement of an object against an opposing force.

A fudge-covered cookie contains 9 grams of fat,and there are three cookies in a serving.Calculate how much fat you would consume if you ate nine cookies.

Can energy be harvested by the cells from glucose without oxygen?

How do we know green light is not absorbed by chlorophyll?

Identify the principal role of cellular respiration.

Calculate how many calories (spelled with a lower case "c")are in a 10 Calorie (spelled with a capital "C")cracker.

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

Filters