Question 1

Which of the following best describes the scientific method as outlined in the study materials?

Accepted Answer

A process that starts with a hypothesis, followed by experimentation, observation, and conclusion.

Question 2

Which of the following is NOT a characteristic of living things according to the study materials?

Accepted Answer

Ability to photosynthesize

Question 3

Which of the following correctly represents the chemical equation for cellular respiration?

Accepted Answer

$$\mathrm{C_6H_{12}O_6$ + 6O_2 \rightarrow 6CO_2 + 6H_2O + ATP}$$

Question 4

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

Accepted Answer

Covalent bond

Question 5

What is the primary function of ATP in cellular processes?

Accepted Answer

To provide energy for cellular activities

Question 6

Which organelle is responsible for photosynthesis in plant cells?

Accepted Answer

Chloroplast

Question 7

Which of the following is a correct description of passive transport?

Accepted Answer

Movement of molecules from high concentration to low concentration without energy input

Question 8

A cell placed in a hypertonic solution will:

Accepted Answer

Shrink due to water moving out of the cell

Question 9

Which of the following is a product of the light-dependent reactions of photosynthesis?

Accepted Answer

ATP

Question 10

Which statement best explains why enzymes are important in biological systems?

Accepted Answer

They lower the activation energy required for reactions

Question 11

Which of the following is a correct equation for photosynthesis?

Accepted Answer

$$\mathrm{6CO_2 + 6H_2O + light \rightarrow C_6H_{12}O_6$ + 6O_2}$$

Question 12

Which of the following is NOT a function of the cell membrane?

Accepted Answer

Synthesizing proteins

Question 13

Which molecule is directly involved in the transfer of electrons during cellular respiration?

Accepted Answer

NADH

Question 14

Which of the following best describes facilitated diffusion?

Accepted Answer

Movement of molecules across a membrane via protein channels without energy input

Question 15

Which of the following is a real-world example of osmosis?

Accepted Answer

Red blood cells shrinking in a salty solution

Question 16

Which of the following is a property of water that makes it essential for life?

Accepted Answer

High heat capacity

Question 17

Which of the following is a correct description of an ionic bond?

Accepted Answer

A bond formed by the transfer of electrons from one atom to another

Question 18

Which of the following is a function of mitochondria in eukaryotic cells?

Accepted Answer

Production of ATP through cellular respiration

Question 19

Which of the following is a correct statement about the relationship between temperature and enzyme activity?

Accepted Answer

Enzyme activity increases with temperature up to an optimal point, then decreases

Question 20

Which of the following is a correct description of homeostasis?

Accepted Answer

The maintenance of a stable internal environment

Foundations of Biology: Study Notes for College Students

Study Guide - Practice Questions