Question 1

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

Accepted Answer

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

Question 2

Which of the following is NOT one of the five unifying themes of biology?

Accepted Answer

Homeostasis

Question 3

In the scientific method, which step comes immediately after forming a hypothesis?

Accepted Answer

Prediction

Question 4

Charles Darwin is known for his studies on which group of organisms that contributed to the theory of evolution?

Accepted Answer

Finches

Question 5

Which of the following best describes a scientific theory?

Accepted Answer

A broad explanation supported by a large body of evidence

Question 6

If you are graphing the results of an experiment where you measure the effect of diet type (normal vs. high fat) on the percentage of mice that become diabetic, which variable should be on the x-axis?

Accepted Answer

Diet type

Question 7

Which of the following is an example of a control variable in a mouse diet experiment?

Accepted Answer

Age of the mice

Question 8

In the binomial nomenclature 'Homo sapiens', what does 'Homo' represent?

Accepted Answer

Genus

Question 9

Which domain of life includes organisms with cells that have a nucleus?

Accepted Answer

Eukarya

Question 10

A student wants to test if a new fertilizer increases plant growth. She sets up two groups: one with fertilizer and one without. What is the independent variable in this experiment?

Accepted Answer

Type of fertilizer used

Question 11

Which of the following statements about evolution is correct?

Accepted Answer

Evolution accounts for both the unity and diversity of life.

Question 12

In a scientific experiment, what is the purpose of the control group?

Accepted Answer

To compare results and establish a baseline

Question 13

Which of the following is an example of quantitative data?

Accepted Answer

The number of mice that became diabetic

Question 14

Which statement best describes the relationship between a hypothesis and a theory in science?

Accepted Answer

A theory is supported by more evidence and is broader than a hypothesis.

Question 15

Which of the following best represents the unity of life?

Accepted Answer

All living organisms share a common ancestor.

Question 16

A researcher observes that mice with fur color matching their habitat are attacked less often by predators. Which step of the scientific method does this represent?

Accepted Answer

Observation

Question 17

Which of the following is the correct way to write a prediction based on a hypothesis in the scientific method?

Accepted Answer

If (hypothesis), then when (experiment is done), this will happen.

Question 18

Which of the following is NOT a domain of life?

Accepted Answer

Protista

Question 19

In the context of biological organization, which level includes both living and nonliving components?

Accepted Answer

Ecosystems

Question 20

Which of the following best describes the role of DNA mutations in evolution?

Accepted Answer

DNA mutations are the source of genetic variation that drives evolution.

General Biology I: Evolution, Themes of Biology, and Scientific Inquiry

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