Question 1

Which of the following best describes an emergent property in biological systems?

Accepted Answer

A property that arises only when the components of a system interact in a specific arrangement.

Question 2

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

Accepted Answer

Gravity

Question 3

A scientist observes that the average temperature of the planet has risen by $$1\ ^\circ C$$ since 1900. Which biological process is most directly affected by this change?

Accepted Answer

The distribution and survival of populations

Question 4

Which statement about reductionism in biology is most accurate?

Accepted Answer

Reductionism is the approach of breaking complex systems into simpler components to make them more manageable to study.

Question 5

Which of the following is an example of positive feedback in biological systems?

Accepted Answer

The aggregation of platelets at a site of injury to form a blood clot

Question 6

Which domain includes multicellular organisms that obtain nutrients primarily by photosynthesis?

Accepted Answer

Domain Eukarya

Question 7

A biologist is studying the effect of increased atmospheric $$CO_2 on $$plant growth. Which scientific approach is most appropriate for testing her hypothesis?

Accepted Answer

Deductive reasoning to predict outcomes and design experiments

Question 8

Which of the following best illustrates the concept of a population in biology?

Accepted Answer

A group of wolves living and interbreeding in a specific region

Question 9

Which process is responsible for the unity and diversity of life according to the core theme of biology?

Accepted Answer

Evolution

Question 10

Which of the following is a scientific hypothesis?

Accepted Answer

If plants are exposed to more sunlight, then their rate of photosynthesis will increase.

Question 11

A researcher collects quantitative data on the growth rate of bacteria under different temperatures. Which type of data is she most likely recording?

Accepted Answer

Numerical measurements of bacterial population size

Question 12

Which of the following is an example of an emergent property at the ecosystem level?

Accepted Answer

The cycling of nutrients between organisms and the environment

Question 13

Which of the following is a correct application of deductive reasoning in hypothesis-based science?

Accepted Answer

Predicting that if a hypothesis is correct, then a specific experimental result should be observed

Question 14

Which of the following best explains why feedback regulation is important in biological systems?

Accepted Answer

It allows organisms to maintain homeostasis by adjusting processes in response to changes.

Question 15

Which of the following is a plausible consequence of global climate change as described in the study materials?

Accepted Answer

Shifts in the geographic ranges of plant and animal populations

Question 16

Which statement about the three domains of life is correct?

Accepted Answer

Domain Bacteria and Domain Archaea are both prokaryotic.

Question 17

A scientist wants to test the effect of salt concentration on the rate of enzyme-catalyzed reactions. Which variable should be kept constant to ensure a valid experiment?

Accepted Answer

Temperature

Question 18

Which of the following is an example of a scientific explanation that falls outside the bounds of science?

Accepted Answer

The influence of supernatural forces on natural phenomena

Question 19

Which of the following best describes the process of evolution?

Accepted Answer

The accumulation of inherited changes in populations over generations

Question 20

Which of the following is a valid scientific hypothesis?

Accepted Answer

If fertilizer is added to soil, then plant growth will increase.

Foundations of General Biology: Themes, Organization, and Scientific Inquiry

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