Question 1

Which of the following best describes Darwin's concept of 'descent with modification'?

Accepted Answer

Modern species arose from a succession of ancestors, accumulating changes over generations.

Question 2

In the example of the peppered moths during the Industrial Revolution in England, what was the primary selective pressure that led to a change in moth coloration?

Accepted Answer

Predation by birds due to changes in tree bark coloration from pollution.

Question 3

Which of the following statements about mutation and natural selection is correct?

Accepted Answer

Mutation is random, but natural selection is not.

Question 4

Which characteristic is NOT one of the seven shared by all living organisms?

Accepted Answer

Ability to photosynthesize

Question 5

Which of the following is a correct sequence for the levels of biological organization, from smallest to largest?

Accepted Answer

Atoms, Macromolecules, Organelles, Cells, Tissues, Organs, Organisms, Populations, Communities, Ecosystems, Biosphere

Question 6

Which domain includes organisms with cells that have a nucleus and membrane-bound organelles?

Accepted Answer

Eukarya

Question 7

Which of the following is an example of evolutionary adaptation?

Accepted Answer

A seahorse evolving traits that allow it to camouflage in its environment.

Question 8

Which statement about the unity of life is supported by molecular evidence?

Accepted Answer

All organisms use the same DNA code (A, G, T, C).

Question 9

Which of the following best describes a scientific theory?

Accepted Answer

A hypothesis that has been tested many times and covers a large area of science.

Question 10

In an experiment testing a new medication, which group receives the medication?

Accepted Answer

Experimental group

Question 11

Which variable is plotted on the X-axis in a well-designed experiment?

Accepted Answer

Independent variable

Question 12

Which of the following is a requirement for a hypothesis in the scientific method?

Accepted Answer

It must be testable and falsifiable.

Question 13

Which of the following is NOT a misconception about evolution?

Accepted Answer

All life on Earth shares a common ancestor.

Question 14

Which process is responsible for generating genetic variation in populations?

Accepted Answer

Random mutation of DNA

Question 15

Which of the following best illustrates the concept of 'response to the environment'?

Accepted Answer

A plant bending toward light.

Question 16

Which of the following is true about prokaryotic cells?

Accepted Answer

They lack membrane-enclosed organelles.

Question 17

Which of the following is an example of energy processing in living organisms?

Accepted Answer

A plant converting sunlight into sugars by photosynthesis.

Question 18

Which of the following is a correct statement about the scientific method?

Accepted Answer

Experiments can eliminate false hypotheses, but cannot prove a hypothesis is correct.

Question 19

Which of the following is a positive control in an experiment testing for starch using iodine?

Accepted Answer

Iodine + starch

Question 20

Which of the following best explains why cilia in paramecium and human windpipe cells are similar?

Accepted Answer

They share a common evolutionary ancestor and basic cellular structure.

Chapter 1: Evolution, Themes of Biology, and Scientific Inquiry – Study Notes

Study Guide - Practice Questions

Study Guide - Flashcards