Biology 20 questions scientific method chapt. 1

1. Twenty Questions
Subject: Biology:
the scientific method

2. Twenty Questions
1 2 3 4 5
6 7 8 9 10
11 12 13 14 15
16 17 18 19 20

3. 1. Which of the following is NOT a
goal of science?
 A. to investigate and understand the natural
world
 B. to explain events in the natural world
 C. to use data to support a particular point of
view
 D. to use derived explanations to make useful
predictions

4. 2. Information gathered from observing a plant
that grows 3 cm over a two-week period results in
 A.inferences.
 B. variables
 C. hypotheses.
 D. data.

5. 3. Which of the following is NOT a way that
scientists generate hypotheses?
 A. using informed, creative imagination
 B. using logical inference
 C. using prior knowledge
 D. using a feeling about what should occur

6. 4. Scientific hypotheses must be proposed
in a way that
 A. ensures that an experiment will be valid.
 B. enables them to be proved valid.
 C. enables them to be tested.
 D. doesn’t contradict previous hypotheses.

7. 5. A controlled experiment allows the
scientist to isolate and test
 A. conclusion.
 B. a mass of information.
 C. several variables.
 D. a single variable.

8. 6. The ability to reproduce results is an
important part of any
 A. hypothesis.
 B. theory.
 C. Law
 D. experiment.

9. 7. A theory
 A. is always true.
 B. is the opening statement of an experiment
 C. may be revised or replaced.
 D. is a problem to be solved.

10. 8. The amount of light and temperature are
examples of
 A.factors necessary for life.
 B. methods of energy production.
 C. factors to which living things respond.
 D. factors that affect reproduction.

11. 9. The work of scientists begins with
 A. testing a hypothesis.
 B. creating experiments.
 C. careful observations.
 D. drawing conclusions.

12. 10. Hypotheses may arise from
 A. prior knowledge.
 B. imaginative guesses.
 C. logical inferences.
 D. all of the above

13. 11. A controlled experiment allows the
scientist to isolate and test
 A. conclusion.
 B. several variables.
 C. a mass of information.
 D. a single variable.

14. 12. Scientists publish the details of
important experiments so that
 A. their work can be repeated.
 B. their experimental procedures can be
reviewed.
 C. others can try to reproduce the results.
 D. all of the above

15. 13. A well-tested explanation that unifies a
broad range of observations is a(an)
 A.hypothesis.
 B. inference.
 C. theory.
 D. controlled experiment.

16. 14. The statement ‘the worm is
2cm long’’ is a
 A. Quantitative observation
 B. Qualitative observation
 C. Inference
 D. Hypothesis

17. 15. An inference is
 A. The same as an obseration.
 B. A logical interpretation of an observation.
 C. A statement involving numbers.
 D. A way to avoid bias.

18. 16. To be useful in science, a
hypothesis must be
 A. Measurable
 B. Observable
 C. Testable
 D. Correct

19. 17. A scientific theory is
 A. Another word for hypothesis.
 B.A well-tested explanation that unifies a
broad range of observation.
 C. The same as the conclusion of an
experiment.
 D. The first step in a controlled experiment.

20. 18. Type your first question here.
 Type the answer here.

21. 19. Type your first question here.
 Type the answer here.

22. 20. Type your first question here.
 Type the answer here.