Question 1

Which of the following best describes the primary function of ATP in living cells?

Accepted Answer

ATP provides energy for cellular processes.

Question 2

Which equation correctly represents the process of photosynthesis?

Accepted Answer

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

Question 3

Which of the following statements about prokaryotic and eukaryotic cells is correct?

Accepted Answer

Eukaryotic cells have a nucleus, while prokaryotic cells do not.

Question 4

During cellular respiration, which molecule is the final electron acceptor in the electron transport chain?

Accepted Answer

Oxygen

Question 5

Which process is responsible for the breakdown of large organic molecules into smaller products, releasing energy?

Accepted Answer

Decomposition

Question 6

Autotrophs are organisms that:

Accepted Answer

Produce their own food using light or chemical energy.

Question 7

Which of the following is NOT a product of cellular respiration?

Accepted Answer

Oxygen

Question 8

A scientist discovers a cell with a cell wall, ribosomes, and no nucleus. This cell is most likely:

Accepted Answer

A prokaryotic bacterial cell

Question 9

Which macromolecule is primarily responsible for storing genetic information?

Accepted Answer

DNA

Question 10

Which of the following best describes the role of enzymes in biological reactions?

Accepted Answer

Enzymes act as catalysts to speed up chemical reactions.

Question 11

Which of the following is a correct statement about the central dogma of molecular biology?

Accepted Answer

DNA is transcribed into RNA, which is then translated into protein.

Question 12

Which of the following equations represents aerobic cellular respiration?

Accepted Answer

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

Question 13

Which of the following is a defining characteristic of all living things?

Accepted Answer

Ability to reproduce and respond to stimuli

Question 14

Which organelle is responsible for producing ATP in eukaryotic cells?

Accepted Answer

Mitochondrion

Question 15

Which of the following best explains why plants are considered autotrophs?

Accepted Answer

They produce their own food using sunlight.

Question 16

Which process directly converts solar energy into chemical energy?

Accepted Answer

Photosynthesis

Question 17

A mutation occurs in the gene encoding an enzyme involved in glucose metabolism. Which of the following is the most likely consequence?

Accepted Answer

The cell may have reduced ability to generate energy from glucose.

Question 18

Which of the following is true about the relationship between photosynthesis and cellular respiration?

Accepted Answer

Photosynthesis produces glucose and oxygen, which are used in cellular respiration.

Question 19

Which of the following best describes the role of ribosomes in the cell?

Accepted Answer

Ribosomes synthesize proteins.

Question 20

Which of the following is a correct sequence of events in gene expression?

Accepted Answer

DNA replication $\rightarrow$ RNA transcription $\rightarrow$ protein synthesis

Foundations of General Biology: Chapter 1 Study Notes

Study Guide - Practice Questions