Question 1

Approximately one-half of the energy available in an organism is transferred to the consumer that eats it.

Accepted Answer

A) True 
 B)False

Question 2

In chemical terms, water (H2O) would best be described as a(n):

Accepted Answer

A) Element 
B) Atom 
C) Ion 
D) Compound 
E) Isotope 
A) Element 
B) Atom 
C) Ion 
D) Compound 
E) Isotope

Question 3

Nitrogen is an essential component of:

Accepted Answer

A) Amino acids and proteins 
B) Organic molecules 
C) Sugars, the product of photosynthesis 
D) The hydrologic cycle 
E) Carbohydrates 
A) Amino acids and proteins 
B) Organic molecules 
C) Sugars, the product of photosynthesis 
D) The hydrologic cycle 
E) Carbohydrates

Question 4

On the electromagnetic spectrum of energy wavelengths, visible light falls nearest to:

Accepted Answer

A) Gamma radiation 
B) Radio waves 
C) Infrared radiation 
D) X-rays 
E) Microwaves 
A) Gamma radiation 
B) Radio waves 
C) Infrared radiation 
D) X-rays 
E) Microwaves

Question 5

Although there are exceptions, in general, a species includes all organisms that are similar enough to:

Accepted Answer

A) Produce fertile offspring in nature 
B) Look alike 
C) Fill the same niche 
D) Occupy the same community 
E) Live together 
A) Produce fertile offspring in nature 
B) Look alike 
C) Fill the same niche 
D) Occupy the same community 
E) Live together

Question 6

The distinction between an organic compound and an inorganic compound is that organic compounds contain:

Accepted Answer

A) Carbon-Oxygen bonds 
B) Water 
C) Carbon-Carbon bonds 
D) Nitrogen-Carbon bonds 
A) Carbon-Oxygen bonds 
B) Water 
C) Carbon-Carbon bonds 
D) Nitrogen-Carbon bonds

Question 7

The smallest particle that exhibits the characteristics of a chemical element is known as a(n):

Accepted Answer

A) Molecule 
B) Microorganism 
C) Atom 
D) Phase of matter 
E) Isotope 
A) Molecule 
B) Microorganism 
C) Atom 
D) Phase of matter 
E) Isotope

Question 8

The process of cellular respiration:

Accepted Answer

A) Helps primary producers store energy accumulated by chloroplasts 
B) Utilizes energy from chemical bonds of molecules, such as glucose 
C) Eliminates the need for enzymes in metabolism 
D) Does not occur in primary producers 
E) Does not occur in detritivores 
A) Helps primary producers store energy accumulated by chloroplasts 
B) Utilizes energy from chemical bonds of molecules, such as glucose 
C) Eliminates the need for enzymes in metabolism 
D) Does not occur in primary producers 
E) Does not occur in detritivores

Question 9

The amount of energy in the universe is believed to be the same as it was billions of years ago.

Accepted Answer

A) True 
 B)False

Question 10

Ecologists study:

Accepted Answer

A) Living things and their genetic makeup 
B) Genetic patterns and the chemistry in them 
C) The physical world and its processes 
D) The Earth and its processes 
E) Relationships between organisms and their environment 
A) Living things and their genetic makeup 
B) Genetic patterns and the chemistry in them 
C) The physical world and its processes 
D) The Earth and its processes 
E) Relationships between organisms and their environment

Question 11

Water vapor, water, and ice are examples of:

Accepted Answer

A) Types of matter 
B) Phases of matter 
C) Transfers of energy into matter 
D) Forms of energy 
E) Types of mass 
A) Types of matter 
B) Phases of matter 
C) Transfers of energy into matter 
D) Forms of energy 
E) Types of mass

Question 12

What implication(s) does the second law of thermodynamics have for biological systems regarding entropy?

Accepted Answer

A) Systems cannot create energy because it is neither created nor destroyed. 
B) With each transformation, less energy is available to do work, so older systems have less energy. 
C) A constant supply of energy is necessary for maintenance of biological systems. 
D) Energy is unlimited because it is used and reused by living organisms. 
E) None of these is an implication of the second law of thermodynamics. 
A) Systems cannot create energy because it is neither created nor destroyed. 
B) With each transformation, less energy is available to do work, so older systems have less energy. 
C) A constant supply of energy is necessary for maintenance of biological systems. 
D) Energy is unlimited because it is used and reused by living organisms. 
E) None of these is an implication of the second law of thermodynamics.

Question 13

Outline the path of a carbon atom as it moves through the carbon cycle.Do not include human influences.

Accepted Answer

Should include the following: carbon dio

Question 14

Which of the following is NOT a type of organic molecule?

Accepted Answer

A) Lipids 
B) Salts 
C) Nucleic Acids 
D) Proteins 
E) Carbohydrates 
A) Lipids 
B) Salts 
C) Nucleic Acids 
D) Proteins 
E) Carbohydrates

Question 15

Photosynthesis is the process of converting __________ into __________ energy.

Accepted Answer

A) Chemical bond energy; kinetic 
B) Sunlight; chemical bond 
C) Solar energy; kinetic 
D) Solar electrical energy; heat 
E) Chemical bond energy; potential 
A) Chemical bond energy; kinetic 
B) Sunlight; chemical bond 
C) Solar energy; kinetic 
D) Solar electrical energy; heat 
E) Chemical bond energy; potential

Question 16

What implication(s) does the law of conservation of matter have for humans?

Accepted Answer

A) We cannot create energy because it is neither created nor destroyed. 
B) As matter is recycled, it loses some of its integrity, so we need to be careful when we dispose of goods. 
C) Natural resources are unlimited because they are used and reused by living organisms. 
D) Disposable goods are not going "away" when we throw them out. 
E) All of these are implications of the law of conservation of matter. 
A) We cannot create energy because it is neither created nor destroyed. 
B) As matter is recycled, it loses some of its integrity, so we need to be careful when we dispose of goods. 
C) Natural resources are unlimited because they are used and reused by living organisms. 
D) Disposable goods are not going "away" when we throw them out. 
E) All of these are implications of the law of conservation of matter.

Question 17

A biological community consists of all:

Accepted Answer

A) Populations living and interacting in an area 
B) Members of a species living in the same area 
C) Living things on Earth 
D) Populations of a given species 
E) Members of a species living in the same biome 
A) Populations living and interacting in an area 
B) Members of a species living in the same area 
C) Living things on Earth 
D) Populations of a given species 
E) Members of a species living in the same biome

Question 18

Which of the following has the highest quality energy?

Accepted Answer

A) A warm brick 
B) An intense fire 
C) A flowing stream 
D) A rock rolling downhill 
E) Hot air 
A) A warm brick 
B) An intense fire 
C) A flowing stream 
D) A rock rolling downhill 
E) Hot air

Question 19

Photosynthesis produces sugars from

Accepted Answer

A) Water, carbon dioxide, and solar energy 
B) Water, other sugars, and oxygen 
C) Oxygen, carbon dioxide, and water 
D) Carbon dioxide, enzymes, and solar energy 
E) Oxygen, water, and solar energy 
A) Water, carbon dioxide, and solar energy 
B) Water, other sugars, and oxygen 
C) Oxygen, carbon dioxide, and water 
D) Carbon dioxide, enzymes, and solar energy 
E) Oxygen, water, and solar energy

Question 20

Deoxyribonucleic acid (DNA) contains billions of atoms and is very large.It would be considered a(n):

Accepted Answer

A) Element 
B) Enzyme 
C) Compound 
D) Mega-atom 
E) Isotope 
A) Element 
B) Enzyme 
C) Compound 
D) Mega-atom 
E) Isotope

Exam 3: Matter, Energy, and Life

Approximately one-half of the energy available in an organism is transferred to the consumer that eats it.

In chemical terms, water (H2O) would best be described as a(n):

Nitrogen is an essential component of:

On the electromagnetic spectrum of energy wavelengths, visible light falls nearest to:

Although there are exceptions, in general, a species includes all organisms that are similar enough to:

The distinction between an organic compound and an inorganic compound is that organic compounds contain:

The smallest particle that exhibits the characteristics of a chemical element is known as a(n):

The process of cellular respiration:

The amount of energy in the universe is believed to be the same as it was billions of years ago.

Ecologists study:

Water vapor, water, and ice are examples of:

What implication(s) does the second law of thermodynamics have for biological systems regarding entropy?

Outline the path of a carbon atom as it moves through the carbon cycle.Do not include human influences.

Which of the following is NOT a type of organic molecule?

Photosynthesis is the process of converting __________ into __________ energy.

What implication(s) does the law of conservation of matter have for humans?

A biological community consists of all:

Which of the following has the highest quality energy?

Photosynthesis produces sugars from

Deoxyribonucleic acid (DNA) contains billions of atoms and is very large.It would be considered a(n):

Understanding Our Environment

Principles of Science and Systems

Evolution, Biological Communities, and Species Interactions

Biomes

Population Biology

Human Populations

Environmental Health and Toxicology

Food and Hunger

Farming: Conventional and Sustainable Practices

Biodiversity

Biodiversity: Preserving Landscapes

Restoration Ecology

Geology and Earth Resources

Climate Change

Air Pollution

Water Use and Management

Water Pollution

Conventional Energy

Sustainable Energy

Solid, Toxic, and Hazardous Waste

Urbanization and Sustainable Cities

Ecological Economics

Environmental Policy, Law, and Planning

What Then Shall We Do

Filters

In chemical terms, water (H₂O) would best be described as a(n):

Photosynthesis is the process of converting into energy.