BIOLOGY 1020 EXAM 1 ACTUAL
QUESTIONS AND CORRECT DETAILED
ANSWERS | ALREADY SCORED A+ | NEW
UPDATE 2025
Why does a salt dissolve in water?
A. The polar nature of the water molecules
B. The nonpolar nature of the water molecules
C. It's hydrophobic
D. Its covalent bond
E. Its hydrogen bond - ANSWER A
What is considered a hypothesis?
A. Testable
B. Falsifiable
C. Testable and falsifiable
D. Possible
E. Always true - ANSWER C
Lipids, carbohydrates, proteins, and nucleic acids are molecules mainly bonded by
what?
, A. ionic bonds
B. hydrogen bonds
C. covalent bonds
D. disulfide bonds
E. phosphodiester bonds - ANSWER C
Which of the following would be considered a compound?
A. NaCl and Cl2 but not H2O
B. Al2S3 and Na but not O2
C. Cl2 and H2O
D. Ni(CH3CO2)2 and NaCl but not O2
E. H2O and CO2 but not Ni(CH3CO2)2 - ANSWER D
The interactions between side chains, R groups, are most important in protein
structure at which level?
A. primary
B. tertiary
C. quaternary
D. secondary - ANSWER B
If you know that an atom loses electrons to another atom, what kind of bond
would it form?
QUESTIONS AND CORRECT DETAILED
ANSWERS | ALREADY SCORED A+ | NEW
UPDATE 2025
Why does a salt dissolve in water?
A. The polar nature of the water molecules
B. The nonpolar nature of the water molecules
C. It's hydrophobic
D. Its covalent bond
E. Its hydrogen bond - ANSWER A
What is considered a hypothesis?
A. Testable
B. Falsifiable
C. Testable and falsifiable
D. Possible
E. Always true - ANSWER C
Lipids, carbohydrates, proteins, and nucleic acids are molecules mainly bonded by
what?
, A. ionic bonds
B. hydrogen bonds
C. covalent bonds
D. disulfide bonds
E. phosphodiester bonds - ANSWER C
Which of the following would be considered a compound?
A. NaCl and Cl2 but not H2O
B. Al2S3 and Na but not O2
C. Cl2 and H2O
D. Ni(CH3CO2)2 and NaCl but not O2
E. H2O and CO2 but not Ni(CH3CO2)2 - ANSWER D
The interactions between side chains, R groups, are most important in protein
structure at which level?
A. primary
B. tertiary
C. quaternary
D. secondary - ANSWER B
If you know that an atom loses electrons to another atom, what kind of bond
would it form?
