Question 1

Which of the following statements best describes the cell theory?

Accepted Answer

All living organisms are composed of one or more cells, and new cells arise only from previously existing cells.

Question 2

Which of the following is NOT a characteristic of all cells?

Accepted Answer

Contain membrane-bound organelles

Question 3

A scientist observes a cell with no nucleus and no membrane-bound organelles. This cell is most likely:

Accepted Answer

A prokaryotic cell

Question 4

Which of the following best explains why multicellular organisms can develop specialized tissues and organs?

Accepted Answer

Their cells can perform coordinated functions and are organized into tissues, organs, and organ systems.

Question 5

Which process is responsible for the increase in size and number of cells in an organism?

Accepted Answer

Biological growth

Question 6

Homeostasis is best described as:

Accepted Answer

The maintenance of a stable internal environment through regulatory mechanisms.

Question 7

Which of the following is an example of a homeostatic mechanism?

Accepted Answer

Regulation of blood glucose levels

Question 8

Asexual reproduction results in offspring that:

Accepted Answer

Are genetically identical to the parent except for mutations

Question 9

Which of the following is a correct example of an adaptation?

Accepted Answer

Zebras having stripes for visual protection against predators

Question 10

Which of the following best defines a population in ecological terms?

Accepted Answer

All members of one species living in the same geographic area at the same time

Question 11

What is the correct order of ecological organization from smallest to largest?

Accepted Answer

Population, Community, Ecosystem, Biosphere

Question 12

Which of the following statements about DNA is correct?

Accepted Answer

DNA contains genes that code for proteins, which are made using ribosomes.

Question 13

Which process captures energy from sunlight and stores it in nutrients?

Accepted Answer

Photosynthesis

Question 14

Which of the following is the correct binomial name for the domestic dog?

Accepted Answer

Canis familiaris

Question 15

Which of the following lists the taxonomic categories in the correct order from broadest to most specific?

Accepted Answer

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

Question 16

Which domain includes all living things except bacteria and archaea?

Accepted Answer

Eukarya

Question 17

A scientist wants to test if removing the nucleus from a cell causes it to die. What is the best experimental design?

Accepted Answer

Remove the nucleus from the experimental group and simulate removal in the control group without actually removing the nucleus.

Question 18

Which of the following best describes a scientific theory?

Accepted Answer

An integrated explanation of some aspect of the natural world, supported by many tested hypotheses and consistent results.

Question 19

Which of the following steps is NOT part of the scientific method?

Accepted Answer

Ignoring data that does not fit the hypothesis

Question 20

Which of the following best illustrates the concept of evolution?

Accepted Answer

A population of insects develops resistance to a pesticide over several generations.

Chapter 1: The Study of Life – Foundations of Biology

Study Guide - Practice Questions