BIO 200 Exam 1 Questions with
Verified Solutions
The most basic unit of life is the:
a. Individual
b. Organelle
c. Cell
d. Atom
e. Molecule - ANSWER-c. Cell
Without the input of energy, organized systems will fall apart. This is consistent with:
a. The chemiosmotic model
b. The electron transport model
c. The first law of thermodynamics
d. The second law of thermodynamics
e. The third law of thermodynamics - ANSWER-d. The second law of thermodynamics
Which of the following would you NOT expect to see in a prokaryotic cell?
a. Cytoplasm
b. A nucleus
c. DNA
d. A cell membrane
e. Ribosomes - ANSWER-b. A nucleus
Where do the oxygen atoms of the O2 produced in photosynthesis come from?
a. Lipids
b. Sunlight
c. CO2
d. Water
e. Glucose - ANSWER-d. Water
A chemical reaction in which the products have more energy than the reactants is:
a. Entropic
b. Light-independent
c. Light-dependent
d. Exergonic
e. Endergonic - ANSWER-e. Endergonic
Which of the following is NOT a type of carbohydrate?
a. Glycogen
b. Starch
, c. Cellulose
d. Sugar
e. Unsaturated fat - ANSWER-e. Unsaturated fat
Where do the protons get pumped TO in cellular respiration?
a. Thylakoid space
b. Intermembrane space
c. Stroma
d. Matrix
e. Cytoplasm - ANSWER-b. Intermembrane space
Which level of biological organization includes all living things and the physical
environment?
a. Molecule
b. Community
c. Organ
d. Population
e. Ecosystem - ANSWER-e. Ecosystem
How many different kinds of nucleotides are there in DNA?
a. 3
b. 4
c. 20
d. Hundreds
e. Millions - ANSWER-b. 4
The sequence of amino acids making up a protein constitute its:
a. Primary structure
b. Secondary structure
c. Tertiary structure
d. Quaternary structure
e. Quintenary structure - ANSWER-a. Primary structure
The most common fat found in the human body is:
a. Keratin
b. Triglyceride
c. Cholesterol
d. trans fat
e. Wax - ANSWER-b. Triglyceride
Many hormones are made up of sterols, which belong to which class of biomolecules?
a. Lipids
b. Nucleic acids
c. Carbohydrates
d. Proteins
Verified Solutions
The most basic unit of life is the:
a. Individual
b. Organelle
c. Cell
d. Atom
e. Molecule - ANSWER-c. Cell
Without the input of energy, organized systems will fall apart. This is consistent with:
a. The chemiosmotic model
b. The electron transport model
c. The first law of thermodynamics
d. The second law of thermodynamics
e. The third law of thermodynamics - ANSWER-d. The second law of thermodynamics
Which of the following would you NOT expect to see in a prokaryotic cell?
a. Cytoplasm
b. A nucleus
c. DNA
d. A cell membrane
e. Ribosomes - ANSWER-b. A nucleus
Where do the oxygen atoms of the O2 produced in photosynthesis come from?
a. Lipids
b. Sunlight
c. CO2
d. Water
e. Glucose - ANSWER-d. Water
A chemical reaction in which the products have more energy than the reactants is:
a. Entropic
b. Light-independent
c. Light-dependent
d. Exergonic
e. Endergonic - ANSWER-e. Endergonic
Which of the following is NOT a type of carbohydrate?
a. Glycogen
b. Starch
, c. Cellulose
d. Sugar
e. Unsaturated fat - ANSWER-e. Unsaturated fat
Where do the protons get pumped TO in cellular respiration?
a. Thylakoid space
b. Intermembrane space
c. Stroma
d. Matrix
e. Cytoplasm - ANSWER-b. Intermembrane space
Which level of biological organization includes all living things and the physical
environment?
a. Molecule
b. Community
c. Organ
d. Population
e. Ecosystem - ANSWER-e. Ecosystem
How many different kinds of nucleotides are there in DNA?
a. 3
b. 4
c. 20
d. Hundreds
e. Millions - ANSWER-b. 4
The sequence of amino acids making up a protein constitute its:
a. Primary structure
b. Secondary structure
c. Tertiary structure
d. Quaternary structure
e. Quintenary structure - ANSWER-a. Primary structure
The most common fat found in the human body is:
a. Keratin
b. Triglyceride
c. Cholesterol
d. trans fat
e. Wax - ANSWER-b. Triglyceride
Many hormones are made up of sterols, which belong to which class of biomolecules?
a. Lipids
b. Nucleic acids
c. Carbohydrates
d. Proteins
