Question 1

Which of the following correctly lists the levels of biological organization from largest to smallest, as depicted in the diagram?

Accepted Answer

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

Question 2

Which theme of biology is best illustrated by the flow of energy from sunlight to producers and then to consumers in an ecosystem?

Accepted Answer

Energy & matter

Question 3

A population of mice living on a beach has mostly white fur, while a population living inland has mostly brown fur. Which concept does this example best illustrate?

Accepted Answer

Natural selection leading to adaptation

Question 4

Which of the following statements about cells is TRUE?

Accepted Answer

Eukaryotic cells have a nucleus and membrane-bound organelles

Question 5

Which process describes the transmission of genetic information from DNA to RNA to protein?

Accepted Answer

Central Dogma

Question 6

In a controlled experiment testing mouse fur color and predation rates, what is the independent variable?

Accepted Answer

The color of the mouse models

Question 7

Which domain includes organisms with membrane-bound nuclei?

Accepted Answer

Domain Eukarya

Question 8

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

Accepted Answer

Gravity

Question 9

A paleontologist finds a fossilized tooth and uses its structure to infer the diet of the organism. Which theme of biology does this best represent?

Accepted Answer

Information

Question 10

Which of the following best describes a scientific theory?

Accepted Answer

A broad explanation supported by a large body of evidence

Question 11

Which equation best represents the cycling of matter in photosynthesis?

Accepted Answer

$$6CO_2 + 6H_2O \rightarrow C_6H_{12}O_6$ + 6O_2$$

Question 12

Which of the following is an example of a mutually beneficial interaction in an ecosystem?

Accepted Answer

Bees pollinating flowers

Question 13

Which statement about evolution is correct?

Accepted Answer

Evolution is the process by which species accumulate differences from their ancestors as they adapt to different environments

Question 14

Which of the following is a correct application of reductionism in biology?

Accepted Answer

Studying the function of a single enzyme to understand cellular metabolism

Question 15

Which of the following is a property that emerges at the level of tissues but is not present at the level of cells?

Accepted Answer

Coordinated contraction in muscle tissue

Question 16

Which of the following best describes the role of DNA in cells?

Accepted Answer

DNA stores genetic information that directs the synthesis of proteins

Question 17

In Darwin's theory of natural selection, which factor is most responsible for the elimination of individuals in a population?

Accepted Answer

Competition for limited resources

Question 18

Which of the following is an example of a hypothesis that could be tested experimentally?

Accepted Answer

Mice with fur color matching their environment suffer less predation than mismatched mice

Question 19

Which of the following is a dependent variable in an experiment measuring the effect of fur color on predation rates in mice?

Accepted Answer

Number of attacks on mouse models

Question 20

Which of the following kingdoms is NOT included in Domain Eukarya?

Accepted Answer

Bacteria

Introduction to Biology: Evolution & Foundations of Life

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