Question 1

If a person is looking to eat a breakfast that will help supply them with energy for the entire course of the day,which of the following foods would they want to include?

Accepted Answer

A) pancakes with maple syrup 
B) bacon,eggs,and toast 
C) cup of coffee and a donut 
D) bowl of grapes and a glass of milk 
E) All of these choices would provide the same potential for all day energy. 
A) pancakes with maple syrup 
B) bacon,eggs,and toast 
C) cup of coffee and a donut 
D) bowl of grapes and a glass of milk 
E) All of these choices would provide the same potential for all day energy.

Question 2

What is the symbol for sodium?

Accepted Answer

A) Na 
B) S 
C) So 
D) N 
E) Dm 
A) Na 
B) S 
C) So 
D) N 
E) Dm

Question 3

How are fats,phospholipids,and steroids alike?

Accepted Answer

A) They are all solid at room temperature. 
B) They each contain a polar phosphate group. 
C) They each contain only 1 fatty acid. 
D) They do not dissolve in water. 
E) They all contain at least one carbon ring. 
A) They are all solid at room temperature. 
B) They each contain a polar phosphate group. 
C) They each contain only 1 fatty acid. 
D) They do not dissolve in water. 
E) They all contain at least one carbon ring.

Question 4

A solution containing 0.00001 moles of H+ has a pH of

Accepted Answer

A) 3. 
B) 5. 
C) 7. 
D) 9. 
E) 11. 
A) 3. 
B) 5. 
C) 7. 
D) 9. 
E) 11.

Question 5

On a warm day in April,Tina jumped into the swimming pool.To her surprise the water was really cold.Which property of water did she discover?

Accepted Answer

A) Water molecules are cohesive. 
B) The temperature of liquid water rises and falls slowly. 
C) Water possesses hydrogen bonds. 
D) Water is a polar molecule. 
E) Frozen water is less dense than liquid water. 
A) Water molecules are cohesive. 
B) The temperature of liquid water rises and falls slowly. 
C) Water possesses hydrogen bonds. 
D) Water is a polar molecule. 
E) Frozen water is less dense than liquid water.

Question 6

A solution with a pH of 7 has 10 times as many H+ as a pH of 6.

Accepted Answer

A) True 
 B)False

Question 7

The main function of carbohydrates is for long-term energy storage.

Accepted Answer

A) True 
 B)False

Question 8

Hydrogen bonds

Accepted Answer

A) result from the loss of neutrons by an atom. 
B) result in the formation of salts. 
C) involve the loss and gain of electrons. 
D) involve the sharing of electrons. 
E) are relatively weak and can be broken rather easily. 
A) result from the loss of neutrons by an atom. 
B) result in the formation of salts. 
C) involve the loss and gain of electrons. 
D) involve the sharing of electrons. 
E) are relatively weak and can be broken rather easily.

Question 9

Carbon dating is a common method employed in dating certain kinds of fossils.It is based upon the radioactive decay of an isotope of carbon (C14).Referring to the atomic number of carbon attained from the periodic table,how many neutrons does C14 have?

Accepted Answer

A) 2 
B) 4 
C) 8 
D) 12 
E) 14 
A) 2 
B) 4 
C) 8 
D) 12 
E) 14

Question 10

A hydrolysis reaction involves the loss of water.

Accepted Answer

A) True 
 B)False

Question 11

Water makes up 60-70% of total body weight.

Accepted Answer

A) True 
 B)False

Question 12

Atoms that share electrons have what type of bonds?

Accepted Answer

A) covalent 
B) neutral 
C) hydrogen 
D) colloidal 
E) ionic 
A) covalent 
B) neutral 
C) hydrogen 
D) colloidal 
E) ionic

Question 13

Starch,cellulose,and glycogen are alike in that

Accepted Answer

A) they are all made of glucose. 
B) they contain the same number of side chains. 
C) they have the same types of bonds between the monomer units. 
D) they are all found in animals. 
E) they can all be digested by our bodies. 
A) they are all made of glucose. 
B) they contain the same number of side chains. 
C) they have the same types of bonds between the monomer units. 
D) they are all found in animals. 
E) they can all be digested by our bodies.

If a person is looking to eat a breakfast that will help supply them with energy for the entire course of the day,which of the following foods would they want to include?

What is the symbol for sodium?

How are fats,phospholipids,and steroids alike?

A solution containing 0.00001 moles of H⁺ has a pH of

On a warm day in April,Tina jumped into the swimming pool.To her surprise the water was really cold.Which property of water did she discover?

A solution with a pH of 7 has 10 times as many H⁺ as a pH of 6.

The main function of carbohydrates is for long-term energy storage.

Hydrogen bonds

Carbon dating is a common method employed in dating certain kinds of fossils.It is based upon the radioactive decay of an isotope of carbon (C¹⁴).Referring to the atomic number of carbon attained from the periodic table,how many neutrons does C¹⁴ have?

A hydrolysis reaction involves the loss of water.

Water makes up 60-70% of total body weight.

Atoms that share electrons have what type of bonds?

Starch,cellulose,and glycogen are alike in that

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Exam 2: Chemistry of Life

If a person is looking to eat a breakfast that will help supply them with energy for the entire course of the day,which of the following foods would they want to include?

What is the symbol for sodium?

How are fats,phospholipids,and steroids alike?

A solution containing 0.00001 moles of H+ has a pH of

On a warm day in April,Tina jumped into the swimming pool.To her surprise the water was really cold.Which property of water did she discover?

A solution with a pH of 7 has 10 times as many H+ as a pH of 6.

The main function of carbohydrates is for long-term energy storage.

Hydrogen bonds

Carbon dating is a common method employed in dating certain kinds of fossils.It is based upon the radioactive decay of an isotope of carbon (C14).Referring to the atomic number of carbon attained from the periodic table,how many neutrons does C14 have?

A hydrolysis reaction involves the loss of water.

Water makes up 60-70% of total body weight.

Atoms that share electrons have what type of bonds?

Starch,cellulose,and glycogen are alike in that

Exploring Life and Science

Cell Structure and Function

Organization and Regulation of Body Systems

Cardiovascular System: Heart and Blood Vessels

Cardiovascular System: Blood

The Lymphatic and Immune Systems

Biology of Infectious Diseases

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Reproductive System

Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

DNA Biology and Technology

Human Evolution

Global Ecology and Human Interferences

Human Population,global Resources,and Conservation

Filters

A solution containing 0.00001 moles of H⁺ has a pH of

A solution with a pH of 7 has 10 times as many H⁺ as a pH of 6.

Carbon dating is a common method employed in dating certain kinds of fossils.It is based upon the radioactive decay of an isotope of carbon (C¹⁴).Referring to the atomic number of carbon attained from the periodic table,how many neutrons does C¹⁴ have?