Question 1

Which of the following is NOT a characteristic of living things?

Accepted Answer

Ability to remain unchanged over generations

Question 2

Which cell type contains membrane-bound organelles?

Accepted Answer

Eukaryotic cells

Question 3

Which domain includes organisms with cells that lack a nucleus?

Accepted Answer

Bacteria

Question 4

Evolutionary adaptation is best defined as:

Accepted Answer

A trait that increases an organism’s fitness and is inherited over generations

Question 5

Arrange the following levels of biological organization from largest to smallest: ecosystem, organism, biosphere, population.

Accepted Answer

Biosphere, ecosystem, population, organism

Question 6

Which subatomic particle determines the atomic number of an element?

Accepted Answer

Proton

Question 7

An isotope of an element differs from the standard atom by:

Accepted Answer

Number of neutrons

Question 8

According to the octet rule, atoms tend to:

Accepted Answer

Have eight electrons in their outermost shell

Question 9

Which type of chemical bond involves the sharing of electrons unequally between atoms?

Accepted Answer

Polar covalent bond

Question 10

What is the pH of a solution with a hydrogen ion concentration of $$1 	imes 10$$^{-4}$$ M?

Accepted Answer

$$4$$

Question 11

Which property of water allows insects to walk on its surface?

Accepted Answer

Cohesion

Question 12

In a chemical reaction, the substances that are changed into new substances are called:

Accepted Answer

Reactants

Question 13

Which of the following is an example of a catabolic reaction?

Accepted Answer

Breakdown of glucose during cellular respiration

Question 14

Which of the following is a defining feature of organic molecules?

Accepted Answer

Presence of carbon-hydrogen bonds

Question 15

Which functional group is commonly found in amino acids and is responsible for their basic properties?

Accepted Answer

Amino group ($$-NH_2$)

Question 16

Which carbohydrate is a monosaccharide?

Accepted Answer

Glucose

Question 17

Which of the following is NOT a function of lipids in the human body?

Accepted Answer

Catalyzing chemical reactions

Question 18

Proteins are polymers made up of which monomers?

Accepted Answer

Amino acids

Question 19

Which nucleic acid is responsible for storing genetic information in cells?

Accepted Answer

DNA

Question 20

A patient is diagnosed with a genetic disorder caused by a mutation in the DNA sequence. Which biological molecule is directly affected?

Accepted Answer

Nucleic acid

General Biology: Quiz 1/Exam 1 Review Study Notes (Chapters 1–3)

Study Guide - Practice Questions