Question 1

Which subatomic particle has a negative charge?

Accepted Answer

A)  proton 
B)  neutron 
C)  electron 
D)  nucleus 
A)  proton 
B)  neutron 
C)  electron 
D)  nucleus

Question 2

Water is the most common solute in the human body.

Accepted Answer

A) True 
 B)False

Question 3

An atom with 11 protons,12 neutrons,and 10 electrons has an atomic number of 11.

Accepted Answer

A) True 
 B)False

Question 4

Both fats and oils are lipids.

Accepted Answer

A) True 
 B)False

Question 5

Match each term with its corresponding description or definition.
-compound that produces H? ions

Accepted Answer

A) nucleus 
B) ionic bond 
C) atomic mass 
D) compound 
E) electrolyte
F)atomic number
G)covalent bonds
H)orbitals
I)hydrolysis
J)dehydration synthesis
K)acid
L)base 
A) nucleus 
B) ionic bond 
C) atomic mass 
D) compound 
E) electrolyte
F)atomic number
G)covalent bonds
H)orbitals
I)hydrolysis
J)dehydration synthesis
K)acid
L)base

Question 6

Match each term with its corresponding description or definition.
-part of the atom in which electrons are found

Accepted Answer

A) nucleus 
B) ionic bond 
C) atomic mass 
D) compound 
E) electrolyte
F)atomic number
G)covalent bonds
H)orbitals
I)hydrolysis
J)dehydration synthesis
K)acid
L)base 
A) nucleus 
B) ionic bond 
C) atomic mass 
D) compound 
E) electrolyte
F)atomic number
G)covalent bonds
H)orbitals
I)hydrolysis
J)dehydration synthesis
K)acid
L)base

Question 7

The atomic number of an atom is the number of protons plus the number of electrons.

Accepted Answer

A) True 
 B)False

Question 8

When an ionic compound is put into water,it dissociates into ions.

Accepted Answer

A) True 
 B)False

Question 9

Acids have

Accepted Answer

A)  a pH less than 7 
B)  more H+ ions than OH- ions 
C)  more OH- than H+ ions 
D)  both A and B 
A)  a pH less than 7 
B)  more H+ ions than OH- ions 
C)  more OH- than H+ ions 
D)  both A and B

Question 10

An atom with 11 protons,12 neutrons,and 10 electrons has an atomic mass of 21.

Accepted Answer

A) True 
 B)False

Question 11

Match each organic compound with its corresponding description.
-lipid that is composed of a molecule of glycerol and three fatty acids

Accepted Answer

A) carbohydrates 
B) triglycerides 
C) phospholipids 
D) cholesterol 
E) proteins
F)RNA
G)DNA 
A) carbohydrates 
B) triglycerides 
C) phospholipids 
D) cholesterol 
E) proteins
F)RNA
G)DNA

Question 12

One difference between DNA and RNA is the type of sugar found in the nucleotides.

Accepted Answer

A) True 
 B)False

Question 13

An atom that contains 20 protons,21 neutrons,and 20 electrons has

Accepted Answer

A)  a positive charge 
B)  a negative charge 
C)  no charge (electrically neutral) 
D)  not enough information is given to determine its charge 
A)  a positive charge 
B)  a negative charge 
C)  no charge (electrically neutral) 
D)  not enough information is given to determine its charge

Question 14

A triglyceride contains two fatty acid molecules.

Accepted Answer

A) True 
 B)False

Question 15

Match each organic compound with its corresponding description.
-nucleic acid that contains the nitrogen base thymine

Accepted Answer

A) carbohydrates 
B) triglycerides 
C) phospholipids 
D) cholesterol 
E) proteins
F)RNA
G)DNA 
A) carbohydrates 
B) triglycerides 
C) phospholipids 
D) cholesterol 
E) proteins
F)RNA
G)DNA

Question 16

Match each term with its corresponding description or definition.
-equal to the number of protons an atom has

Accepted Answer

A) nucleus 
B) ionic bond 
C) atomic mass 
D) compound 
E) electrolyte
F)atomic number
G)covalent bonds
H)orbitals
I)hydrolysis
J)dehydration synthesis
K)acid
L)base 
A) nucleus 
B) ionic bond 
C) atomic mass 
D) compound 
E) electrolyte
F)atomic number
G)covalent bonds
H)orbitals
I)hydrolysis
J)dehydration synthesis
K)acid
L)base

Question 17

Cholesterol is a steroid lipid.

Accepted Answer

A) True 
 B)False

Question 18

Match each organic compound with its corresponding description.
-an enzyme

Accepted Answer

A) carbohydrates 
B) triglycerides 
C) phospholipids 
D) cholesterol 
E) proteins
F)RNA
G)DNA 
A) carbohydrates 
B) triglycerides 
C) phospholipids 
D) cholesterol 
E) proteins
F)RNA
G)DNA

Question 19

Which subatomic particle is found in the nucleus?

Accepted Answer

A)  proton 
B)  neutron 
C)  electron 
D)  both A and B 
A)  proton 
B)  neutron 
C)  electron 
D)  both A and B

Question 20

An atom with 11 protons,12 neutrons,and 10 electrons has a +1 charge.

Accepted Answer

A) True 
 B)False

Exam 2: Chemistry of Life

Which subatomic particle has a negative charge?

Water is the most common solute in the human body.

An atom with 11 protons,12 neutrons,and 10 electrons has an atomic number of 11.

Both fats and oils are lipids.

Match each term with its corresponding description or definition. -compound that produces H? ions

Match each term with its corresponding description or definition. -part of the atom in which electrons are found

The atomic number of an atom is the number of protons plus the number of electrons.

When an ionic compound is put into water,it dissociates into ions.

Acids have

An atom with 11 protons,12 neutrons,and 10 electrons has an atomic mass of 21.

Match each organic compound with its corresponding description. -lipid that is composed of a molecule of glycerol and three fatty acids

One difference between DNA and RNA is the type of sugar found in the nucleotides.

An atom that contains 20 protons,21 neutrons,and 20 electrons has

A triglyceride contains two fatty acid molecules.

Match each organic compound with its corresponding description. -nucleic acid that contains the nitrogen base thymine

Match each term with its corresponding description or definition. -equal to the number of protons an atom has

Cholesterol is a steroid lipid.

Match each organic compound with its corresponding description. -an enzyme

Which subatomic particle is found in the nucleus?

An atom with 11 protons,12 neutrons,and 10 electrons has a +1 charge.

An Introduction to the Structure and Function of the Body

Cells

Tissues

Organ Systems of the Body

Mechanisms of Disease

The Integumentary System and Body Membranes

The Skeletal System

The Muscular System

The Nervous System

The Senses

The Endocrine System

Blood

The Heart

The Circulation of the Blood

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

The Reproductive Systems

Growth and Development

Genetics and Genetic Diseases

Filters