Question 1

Which of the following correctly lists the hierarchy of biological organization from smallest to largest?

Accepted Answer

Molecule $$\rightarrow$$ Cell $$\rightarrow$$ Organism $$\rightarrow$$ Population $$\rightarrow$$ Ecosystem

Question 2

Which of the following is NOT a fundamental property of life?

Accepted Answer

Ability to photosynthesize

Question 3

A scientist discovers a new single-celled organism that lacks a nucleus. To which domain does this organism most likely belong?

Accepted Answer

Either Bacteria or Archaea

Question 4

Which of the following best describes the process of homeostasis?

Accepted Answer

Maintaining a stable internal environment despite external changes

Question 5

Which of the following is a mechanism by which evolution occurs?

Accepted Answer

Natural selection

Question 6

Which of the following groups contains organisms that obtain energy through cellular respiration?

Accepted Answer

All of the above

Question 7

Which of the following is a characteristic shared by all living things?

Accepted Answer

Cellular organization

Question 8

Which of the following best explains why viruses are not considered living organisms?

Accepted Answer

They cannot reproduce independently

Question 9

Which of the following statements about energy flow in ecosystems is correct?

Accepted Answer

Energy flows in one direction, from the sun to producers to consumers

Question 10

Which of the following is an example of adaptation through evolution?

Accepted Answer

A population of insects developing resistance to a pesticide over several generations

Question 11

Which of the following best describes the difference between prokaryotic and eukaryotic cells?

Accepted Answer

Eukaryotic cells have a nucleus, while prokaryotic cells do not

Question 12

Which of the following is NOT a domain of life?

Accepted Answer

Protista

Question 13

Which of the following best describes the role of DNA in living organisms?

Accepted Answer

It stores genetic information used to build proteins

Question 14

Which of the following is an example of a negative feedback mechanism in homeostasis?

Accepted Answer

Shivering to increase body temperature when cold

Question 15

Which of the following statements about scientific theories is correct?

Accepted Answer

A scientific theory is a well-supported explanation based on evidence

Question 16

Which of the following best describes the process of chemical cycling in an ecosystem?

Accepted Answer

Nutrients are recycled between living organisms and the environment

Question 17

A population of bacteria is exposed to an antibiotic. Over time, most bacteria die, but a few survive and reproduce. Which biological process does this scenario best illustrate?

Accepted Answer

Natural selection

Question 18

Which of the following is a correct statement about the relationship between structure and function in biology?

Accepted Answer

The structure of a biological molecule determines its function

Question 19

Which of the following best explains why energy cannot be recycled in an ecosystem?

Accepted Answer

Energy is lost as heat at each trophic level according to the second law of thermodynamics

Question 20

Which of the following is an example of a scientific hypothesis?

Accepted Answer

If fertilizer is added to soil, then plant growth will increase

Ch 1 Foundations of General Biology: Characteristics of Life, Organization, and Evolution

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