Ch 1 the process of Science and life

Biochemistry Multiple-Choice Test (With Answers)

1. Why is studying science important?
A) It helps us understand the natural world (Answer is A)
B) It proves all theories beyond doubt
C) It eliminates uncertainty in knowledge
D) It ensures all experiments work perfectly

2. Which of the following is an example of pseudoscience?
A) Chemistry research on new drugs
B) Astrology predictions based on zodiac signs (Answer: B)
C) Physics experiments on gravity
D) A medical study on vaccine effectiveness

3. Which of the following is NOT a fundamental attitude in science?
A) Skepticism
B) Curiosity
C) Bias (Answer: C)
D) Objectivity

4. The difference between science and non-science is that science:
A) Can be tested and verified (Answer: A)
B) Is based on beliefs
C) Cannot be proven wrong
D) Does not require evidence

5. What is a major limitation of science?
A) It cannot study supernatural phenomena (Answer: A)
B) It can answer all questions
C) It relies only on opinions
D) It does not use empirical data

6. The role of science in health careers includes:
A) Developing treatments and medicines (Answer: A)
B) Guessing patient outcomes
C) Replacing doctors with robots
D) Eliminating diseases completely

7. The scientific method involves:
A) A series of steps to test hypotheses (Answer: A)
B) Random guessing
C) Avoiding observations
D) Making assumptions without testing

8. Which of the following is a scientific law?
A) Newton’s Law of Motion (Answer: A)
B) The Theory of Evolution
C) The Hypothesis of Abiogenesis
D) A random statement

9. Effective communication in science requires:
A) Clear and precise language (Answer: A)
B) Exaggeration
C) Avoiding evidence
D) Disregarding peer review

10. Measurement in medicine is important because:
A) It ensures accurate diagnoses (Answer: A)
B) It has no impact on patient care
C) It is irrelevant in clinical settings
D) It makes treatments unreliable

11. The SI unit for length is:
A) Meter (Answer: A)
B) Gram
C) Liter
D) Celsius

12. The standard unit for mass in the metric system is:
A) Gram (Answer: A)
B) Liter
C) Newton
D) Meter

13. The standard unit for volume is:
A) Liter (Answer: A)
B) Gram
C) Kilogram
D) Meter

14. The metric unit for temperature is:
A) Celsius (Answer: A)
B) Fahrenheit
C) Kelvin
D) Rankine

15. What does a thermometer measure?
A) Temperature (Answer: A)
B) Pressure
C) Mass
D) Volume

16. Measurement of density involves:
A) Mass and volume (Answer: A)
B) Temperature alone
C) Time and speed
D) Length only

17. Which of the following is a key aspect of scientific observation?
A) Using the senses to gather data (Answer: A)
B) Guessing without evidence
C) Ignoring anomalies
D) Making assumptions without proof

18. What is the first step in forming a hypothesis?
A) Observing a phenomenon (Answer: A)
B) Skipping data collection
C) Jumping to conclusions
D) Making random claims

19. A good hypothesis must be:
A) Testable and falsifiable (Answer: A)
B) Vague and untestable
C) Based only on opinions
D) Not subject to change

20. Testing a hypothesis involves:
A) Conducting an experiment (Answer: A)
B) Making random guesses
C) Ignoring data
D) Avoiding evidence

21. A well-conducted experiment includes:
A) Controlled variables (Answer: A)
B) No data collection
C) Lack of replication
D) Biased results

22. A scientific conclusion should be based on:
A) Experimental data (Answer: A)
B) Personal beliefs
C) Unverified claims
D) Random guesses

23. The scientific method helps in:
A) Systematically solving problems (Answer: A)
B) Avoiding structured thinking
C) Making random decisions
D) Ignoring evidence

24. Theories in science are:
A) Well-supported explanations (Answer: A)
B) Just guesses
C) Unproven ideas
D) Temporary opinions

25. Scientific laws differ from theories because laws:
A) Describe phenomena (Answer: A)
B) Are less important than theories
C) Are just random ideas
D) Cannot be tested

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