Question 1

Match the term with the definition or explanation.
-This is the polysaccharide that the human body stores for energy.

Accepted Answer

A) Glucose 
B) Enzyme 
C) Triglyceride 
D) Glycogen 
E) Cholesterol
F)Adenosine triphosphate
G)RNA
H)Phospholipids
I)Collagen
J)DNA 
A) Glucose 
B) Enzyme 
C) Triglyceride 
D) Glycogen 
E) Cholesterol
F)Adenosine triphosphate
G)RNA
H)Phospholipids
I)Collagen
J)DNA

Question 2

This is not a characteristic of a neutron:

Accepted Answer

A)  contributes to the atom's atomic number 
B)  contributes to the atom's atomic mass 
C)  is located in the nucleus of the atom 
D)  has no electrical charge 
A)  contributes to the atom's atomic number 
B)  contributes to the atom's atomic mass 
C)  is located in the nucleus of the atom 
D)  has no electrical charge

Question 3

A solution with a pH of 3 has 10 times more H⁺ ions than a solution with a pH of 4.

Accepted Answer

A) True 
 B)False

Question 4

Match the name of the element with the correct symbol.
-P

Accepted Answer

A) Potassium 
B) Phosphorus 
C) Sodium 
D) Calcium 
E) Carbon
F)Hydrogen
G)Chlorine
H)Nitrogen 
A) Potassium 
B) Phosphorus 
C) Sodium 
D) Calcium 
E) Carbon
F)Hydrogen
G)Chlorine
H)Nitrogen

Question 5

Atoms have never been seen by scientists,but their presence is strongly supported by the atomic theory.

Accepted Answer

A) True 
 B)False

Question 6

In the process of hydrolysis,a molecule of water is broken down to hydrogen and oxygen.

Accepted Answer

A) True 
 B)False

Question 7

Low blood pH results in a condition called

Accepted Answer

A)  alkalosis 
B)  acidosis 
C)  atherosclerosis 
D)  hydrolysis 
A)  alkalosis 
B)  acidosis 
C)  atherosclerosis 
D)  hydrolysis

Question 8

The terms molecule and compound are interchangeable.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following carries a positive electrical charge?

Accepted Answer

A)  Proton 
B)  Neutron 
C)  Electron 
D)  Both proton and neutron 
A)  Proton 
B)  Neutron 
C)  Electron 
D)  Both proton and neutron

Question 10

All energy levels can hold eight electrons.

Accepted Answer

A) True 
 B)False

Question 11

A base

Accepted Answer

A)  has a pH greater than 7 
B)  has a pH less than 7 
C)  has more OH- ions than H⁺ ions in solution 
D)  both a and c above 
A)  has a pH greater than 7 
B)  has a pH less than 7 
C)  has more OH- ions than H⁺ ions in solution 
D)  both a and c above

Question 12

Which of the following is not a subatomic particle that makes up the atom?

Accepted Answer

A)  Ion 
B)  Proton 
C)  Neutron 
D)  Electron 
A)  Ion 
B)  Proton 
C)  Neutron 
D)  Electron

Question 13

Both sucrose and lactose are disaccharides.

Accepted Answer

A) True 
 B)False

Question 14

In dehydration synthesis reaction,smaller reactants are joined to form a larger product.

Accepted Answer

A) True 
 B)False

Question 15

This molecule is found in DNA but not RNA

Accepted Answer

A)  adenine 
B)  ribose sugar 
C)  deoxyribose sugar 
D)  phosphate 
A)  adenine 
B)  ribose sugar 
C)  deoxyribose sugar 
D)  phosphate

Question 16

Organic compounds must have either a C-C or C-H bond.

Accepted Answer

A) True 
 B)False

Question 17

The functional proteins in the body include hormones,collagen,and cell membrane receptors.

Accepted Answer

A) True 
 B)False

Question 18

This molecule is found in RNA but not DNA

Accepted Answer

A)  guanine 
B)  thymine 
C)  uracil 
D)  adenine 
A)  guanine 
B)  thymine 
C)  uracil 
D)  adenine

Question 19

Ionic bonds:

Accepted Answer

A)  usually dissolve easily in water 
B)  produced ions when dissolved in water 
C)  are formed by atoms of opposite charge 
D)  all of the above 
A)  usually dissolve easily in water 
B)  produced ions when dissolved in water 
C)  are formed by atoms of opposite charge 
D)  all of the above

Question 20

Both phospholipids and cholesterol are steroid lipids.

Accepted Answer

A) True 
 B)False

Exam 2: Chemistry of Life

Match the term with the definition or explanation. -This is the polysaccharide that the human body stores for energy.

This is not a characteristic of a neutron:

A solution with a pH of 3 has 10 times more H⁺ ions than a solution with a pH of 4.

Match the name of the element with the correct symbol. -P

Atoms have never been seen by scientists,but their presence is strongly supported by the atomic theory.

In the process of hydrolysis,a molecule of water is broken down to hydrogen and oxygen.

Low blood pH results in a condition called

The terms molecule and compound are interchangeable.

Which of the following carries a positive electrical charge?

All energy levels can hold eight electrons.

A base

Which of the following is not a subatomic particle that makes up the atom?

Both sucrose and lactose are disaccharides.

In dehydration synthesis reaction,smaller reactants are joined to form a larger product.

This molecule is found in DNA but not RNA

Organic compounds must have either a C-C or C-H bond.

The functional proteins in the body include hormones,collagen,and cell membrane receptors.

This molecule is found in RNA but not DNA

Ionic bonds:

Both phospholipids and cholesterol are steroid lipids.

Introduction to the Body

Cells

Tissues

Organ Systems

Skin and Membranes

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Blood

Cardiovascular System

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

Reproductive Systems

Growth and Development

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