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Portage Learning BIOD 171 Microbiology Lecture Exam VERIFIED Key 1-6. 2023-2024
Portage Learning BIOD 171 Microbiology Lecture Exam Key 1-6. 2023 MEDICAL
LABORATORY SCIENTISTS PH
HUMAN ANATOMY AND PHYSIOLOGY QUIZ
CHEMISTRY OF LIFE
ANSWER KEY
Human Anatomy and Physiology
Coverage: Chemistry of Life
Point System: 1 point per item
Section 3: EASY LEVEL
1. It is the scientific discipline concerned with the atomic composition or structure of substances and the reactions
they undergo. CHEMISTRY
2. 96% of the human body is composed of the elements:
a. Calcium, Magnesium, Potassium, and Iron c. Carbon, Hydrogen, Nitrogen, and Oxygen
b. Sulfur, Nitrogen, Hydrogen, and Oxygen d. Carbon, Hydrogen, Phosphorus, and Sulfur
3. The simplest atom – containing one proton, one electron, and no neutrons – is? HYDROGEN
4. Electrons are transferred or shared between atoms.
a. Chemical bonding
b. Polar covalent bond
c. Nonpolar covalent bond
d. Ionic bond
e. H-bonding
5. The three types of subatomic particles that are important for understanding chemical reactions in the human body
are:
a. Positions, electrons, neurons c. Electrons, quarks, and neurons
b. Nucleus, quarks, and muons d. Protons, electrons, and neurons
20230903173515_64f4c3d3a9ed2_portage_learning_biod_171_microbiology_lecture_exam_verified_key_1_6._2023_2024_
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Portage Learning BIOD 171 Microbiology Lecture Exam VERIFIED Key 1-6. 2023-2024
e. Protons, electrons, and nucleus f. Electrons, neutrons, and protons
6. The protons have a neutral charge.
a. True c. None of the above.
b. False, the neurons have neutral charge.
7. A negatively charged atom is called as:
a. Electrolytes e. Anion
b. Electrons f. Superoxide
c. Isomers g. Cation
d. Protons
8. An electrolyte can conduct electrical current when dissolved in water.
a. True
b. False
9. Salts form when an acid reacts with a base.
a. True
b. False
10. This refers to anything that occupies space and has mass. MATTER
11. Which of the following is the smallest particle of an element?
a. Cells
b. Molecule
c. Atoms
d. Hydrocarbons
12. The type of chemical bond that involves the sharing of valence electrons between two atoms.
a. London Dispersion Forces
b. Vander Waal
c. Covalent
d. Hydrogen
e. None of the Above
f. All of the Above except for E.
13. What is the most abundant and most important inorganic compound in the body?
a. Water
b. Sodium chloride
c. Oxygen gas
d. Carbon
e. DNA
f. Proteins
14. Which of the following would you call a solute that readily dissolves in water?
a. Hydrocarbon
b. Carbohydrate
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Portage Learning BIOD 171 Microbiology Lecture Exam VERIFIED Key 1-6. 2023-2024
Portage Learning BIOD 171 Microbiology Lecture Exam Key 1-6. 2023 MEDICAL
LABORATORY SCIENTISTS PH
HUMAN ANATOMY AND PHYSIOLOGY QUIZ
CHEMISTRY OF LIFE
ANSWER KEY
Human Anatomy and Physiology
Coverage: Chemistry of Life
Point System: 1 point per item
Section 3: EASY LEVEL
1. It is the scientific discipline concerned with the atomic composition or structure of substances and the reactions
they undergo. CHEMISTRY
2. 96% of the human body is composed of the elements:
a. Calcium, Magnesium, Potassium, and Iron c. Carbon, Hydrogen, Nitrogen, and Oxygen
b. Sulfur, Nitrogen, Hydrogen, and Oxygen d. Carbon, Hydrogen, Phosphorus, and Sulfur
3. The simplest atom – containing one proton, one electron, and no neutrons – is? HYDROGEN
4. Electrons are transferred or shared between atoms.
a. Chemical bonding
b. Polar covalent bond
c. Nonpolar covalent bond
d. Ionic bond
e. H-bonding
5. The three types of subatomic particles that are important for understanding chemical reactions in the human body
are:
a. Positions, electrons, neurons c. Electrons, quarks, and neurons
b. Nucleus, quarks, and muons d. Protons, electrons, and neurons
20230903173515_64f4c3d3a9ed2_portage_learning_biod_171_microbiology_lecture_exam_verified_key_1_6._2023_2024_
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Portage Learning BIOD 171 Microbiology Lecture Exam VERIFIED Key 1-6. 2023-2024
e. Protons, electrons, and nucleus f. Electrons, neutrons, and protons
6. The protons have a neutral charge.
a. True c. None of the above.
b. False, the neurons have neutral charge.
7. A negatively charged atom is called as:
a. Electrolytes e. Anion
b. Electrons f. Superoxide
c. Isomers g. Cation
d. Protons
8. An electrolyte can conduct electrical current when dissolved in water.
a. True
b. False
9. Salts form when an acid reacts with a base.
a. True
b. False
10. This refers to anything that occupies space and has mass. MATTER
11. Which of the following is the smallest particle of an element?
a. Cells
b. Molecule
c. Atoms
d. Hydrocarbons
12. The type of chemical bond that involves the sharing of valence electrons between two atoms.
a. London Dispersion Forces
b. Vander Waal
c. Covalent
d. Hydrogen
e. None of the Above
f. All of the Above except for E.
13. What is the most abundant and most important inorganic compound in the body?
a. Water
b. Sodium chloride
c. Oxygen gas
d. Carbon
e. DNA
f. Proteins
14. Which of the following would you call a solute that readily dissolves in water?
a. Hydrocarbon
b. Carbohydrate
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