Question 1

Which of the following best describes the hierarchical organization of life from smallest to largest?

Accepted Answer

Molecule, organelle, cell, tissue, organ, organism, population, community, ecosystem, biosphere

Question 2

Which of the following is an emergent property that appears at the level of tissues but not in individual cells?

Accepted Answer

Coordinated contraction in muscle tissue

Question 3

Industrial melanism in peppered moths is an example of which evolutionary process?

Accepted Answer

Natural selection

Question 4

Which of the following correctly lists the taxonomic levels in order from most inclusive to least inclusive?

Accepted Answer

Domain, kingdom, phylum, class, order, family, genus, species

Question 5

Which of the following is NOT one of the three domains of life?

Accepted Answer

Protista

Question 6

Which of the following kingdoms is classified under the domain Eukarya?

Accepted Answer

Fungi

Question 7

A biologist discovers a multicellular organism that is autotrophic, has cell walls made of cellulose, and is non-motile. To which kingdom does it most likely belong?

Accepted Answer

Plantae

Question 8

Which of the following is the correct format for writing a scientific species name?

Accepted Answer

$$	extit{Homo sapiens}$$

Question 9

Which step of the scientific method involves making a testable statement that can be supported or refuted by experimentation?

Accepted Answer

Forming a hypothesis

Question 10

A student proposes: 'If fertilizer is added to plants, then they will grow taller.' Which part of the scientific method does this statement represent?

Accepted Answer

Hypothesis

Question 11

Which of the following best distinguishes a scientific theory from a hypothesis?

Accepted Answer

A theory is a well-supported explanation based on a large body of evidence, while a hypothesis is a testable prediction.

Question 12

Which of the following is a good scientific hypothesis?

Accepted Answer

If the amount of sunlight increases, then the rate of photosynthesis in plants will increase.

Question 13

A scientist observes that a certain bacteria grows faster at higher temperatures. She predicts that increasing the temperature from $$25^\circ C to$$ $$35^\circ C$$ will double the growth rate. Which part of the scientific method is this prediction?

Accepted Answer

Prediction

Question 14

Which of the following statements about the use of the word 'theory' in science is correct?

Accepted Answer

In science, a theory is a comprehensive explanation supported by a large body of evidence.

Question 15

Which of the following is an example of applying the concept of adaptation in a real-world scenario?

Accepted Answer

A population of insects develops resistance to a pesticide over several generations.

Question 16

Which of the following best describes the difference between a population and a community?

Accepted Answer

A population consists of individuals of the same species in an area, while a community includes all species in that area.

Question 17

Which of the following is the correct order of the scientific method?

Accepted Answer

Observation, question, hypothesis, prediction, experiment, analysis, conclusion

Question 18

A researcher is classifying a newly discovered organism. It is unicellular, lacks a nucleus, and has a cell wall. To which domain does it most likely belong?

Accepted Answer

Bacteria

Question 19

Which of the following is an example of a multi-step scientific investigation integrating multiple concepts?

Accepted Answer

A scientist observes that a plant grows faster in sunlight, hypothesizes that light increases photosynthesis, predicts that plants in full sun will produce more oxygen, and then measures oxygen output in different light conditions.

Question 20

Which of the following best explains why scientific names are used instead of common names?

Accepted Answer

Scientific names are universal and reduce confusion caused by regional common names.

Foundations of General Biology: Organization, Classification, and the Scientific Method

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