Question 1

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

Accepted Answer

Ability to photosynthesize

Question 2

A scientist is testing the effect of different fertilizers on plant growth. Which of the following is the dependent variable in this experiment?

Accepted Answer

The growth of the plants, measured as height or biomass

Question 3

Which of the following best describes the process of homeostasis in humans?

Accepted Answer

Maintaining a constant internal environment, such as body temperature, through regulatory mechanisms

Question 4

Which level of biological organization comes directly after 'molecule' in the hierarchy of life?

Accepted Answer

DNA molecule

Question 5

Which of the following is an example of adaptation as a property of life?

Accepted Answer

A population of insects developing resistance to a pesticide over generations

Question 6

In the scientific method, what is the primary purpose of a control variable?

Accepted Answer

To ensure that only the independent variable affects the outcome

Question 7

Which of the following best explains why evolution is considered a property of life?

Accepted Answer

It enables populations to adapt to changing environments over generations

Question 8

A student hypothesizes that increased carbon dioxide levels cause people to breathe faster after exercise. Which is the independent variable in this experiment?

Accepted Answer

The level of carbon dioxide in the body

Question 9

Which of the following is the correct order of taxonomic hierarchy from broadest to most specific?

Accepted Answer

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

Question 10

Which domain(s) consist(s) of organisms that lack a nucleus?

Accepted Answer

Bacteria and Archaea

Question 11

A California condor uses chemical energy derived from food to power its flight. Which property of life does this illustrate?

Accepted Answer

Energy Processing

Question 12

Which of the following scenarios best demonstrates the application of the scientific method?

Accepted Answer

A researcher observes that plants grow taller in sunlight, hypothesizes that light increases growth, tests this by growing plants in different light conditions, and analyzes the results.

Question 13

Which of the following is an example of regulation in living organisms?

Accepted Answer

A human sweating to cool down when overheated

Question 14

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

Accepted Answer

Mutations are random changes in hereditary material that can lead to adaptation and increased reproductive success.

Question 15

A mosquito detects carbon dioxide, odors, and heat to find its prey. Which property of life does this behavior best illustrate?

Accepted Answer

Sensitivity or Response to Stimuli

Question 16

Which of the following is a correct statement about prokaryotes and eukaryotes?

Accepted Answer

Prokaryotes lack a nucleus, while eukaryotes have a nucleus.

Question 17

Which of the following best describes the relationship between atoms, molecules, and DNA in the hierarchy of life?

Accepted Answer

Atoms combine to form molecules, which can make up DNA molecules.

Question 18

A student is designing an experiment to test the effect of exercise on breath-holding time. Which of the following should be kept constant as a control variable?

Accepted Answer

The type of exercise performed

Question 19

Which of the following is the best example of growth and development as a property of life?

Accepted Answer

A caterpillar transforming into a butterfly through metamorphosis

Question 20

Which of the following statements about the scientific method is correct?

Accepted Answer

If a hypothesis is not supported by data, a new hypothesis can be proposed and tested.

Introduction to Biology: Themes, Concepts, and Scientific Method

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