Question 1

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

Accepted Answer

Ability to float in water

Question 2

Which theme of biology explains why the structure of a hummingbird’s beak is suited for extracting nectar from flowers?

Accepted Answer

Structure and function

Question 3

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

Accepted Answer

Molecules, cells, tissues, organs, organisms, populations, communities, ecosystems, biosphere

Question 4

Which statement best describes emergent properties?

Accepted Answer

They are properties that arise from the arrangement and interaction of parts within a system.

Question 5

A scientist studies the molecular structure of DNA to understand inheritance. This approach is an example of:

Accepted Answer

Reductionism

Question 6

Which of the following statements is TRUE about prokaryotic cells?

Accepted Answer

They are generally smaller and simpler than eukaryotic cells.

Question 7

In terms of cellular function, what is the most important difference between prokaryotic and eukaryotic cells?

Accepted Answer

Eukaryotic cells are compartmentalized, which allows for specialization.

Question 8

Which process describes the conversion of genetic information from DNA to a functional protein?

Accepted Answer

Gene expression

Question 9

Which of the following best describes the flow of energy in an ecosystem?

Accepted Answer

Energy enters as light and exits as heat.

Question 10

What is the main difference between negative and positive feedback regulation in biological systems?

Accepted Answer

Negative feedback reduces the initial stimulus, while positive feedback amplifies it.

Question 11

Which of the following is an example of a consumer in an ecosystem?

Accepted Answer

A cow eating grass

Question 12

Which of the following is NOT a unifying theme in biology?

Accepted Answer

Photosynthesis

Question 13

Which statement about DNA is correct?

Accepted Answer

DNA is arranged in a double helix and contains four types of nucleotides: A, G, C, and T.

Question 14

Which of the following best describes the role of taxonomy in biology?

Accepted Answer

It names and classifies organisms.

Question 15

Which of the following is the broadest unit of classification in taxonomy?

Accepted Answer

Domain

Question 16

Which of the following is an example of evolutionary adaptation?

Accepted Answer

A species of moth evolving to resemble dead leaves over generations

Question 17

Which of the following is a correct scientific name according to the rules of nomenclature?

Accepted Answer

Homo sapiens

Question 18

Which domain includes organisms that live in extreme environments?

Accepted Answer

Archaea

Question 19

Which kingdom is composed of multicellular producers that perform photosynthesis?

Accepted Answer

Kingdom Plantae

Question 20

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

Accepted Answer

Chemicals cycle within an ecosystem, being used and then recycled.

Themes and Foundations of Biology: Chapter 1 Study Notes

Study Guide - Practice Questions