# BIOLOGY: EXPLORING THE DIVERSITY OF
LIFE (CANADIAN EDITION, 2ND EDITION)##
COMPLETE EXAM PREP BANK (250+
QUESTIONS)### HIGH-YIELD CONTENT |
GRADED A+ | FIRST TIME PASS
## Table of Contents
1. **The Scientific Study of Life** (15 questions)
2. **The Chemistry of Life** (20 questions)
3. **Cells: The Basic Units of Life** (20 questions)
4. **Energy and Metabolism** (15 questions)
5. **Photosynthesis** (10 questions)
6. **Cellular Respiration** (10 questions)
7. **Cell Division: Mitosis and Meiosis** (15 questions)
8. **Genetics and Inheritance** (20 questions)
9. **Molecular Biology: DNA and Gene Expression** (15 questions)
10. **Biotechnology and Genomics** (10 questions)
11. **Evolution and Natural Selection** (15 questions)
12. **Phylogeny and the Tree of Life** (10 questions)
13. **Diversity of Life: Prokaryotes and Protists** (15 questions)
14. **Diversity of Life: Fungi, Plants, and Animals** (20 questions)
15. **Ecology: Populations, Communities, and Ecosystems** (25 questions)
16. **Final Comprehensive Review** (25 questions)
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## Section 1: The Scientific Study of Life (15 Questions)
**1.** Which of the following is NOT a characteristic of all living
organisms?
A. Organization (cells)
B. Ability to move from place to place
C. Response to stimuli
D. Reproduction
**Correct Answer: B**
*Rationale:* While many organisms can move, movement is not a
defining characteristic of life (e.g., plants do not move from place to
place). All living things are organized, respond to stimuli, reproduce,
grow and develop, maintain homeostasis, and evolve.
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**2.** The ability of an organism to maintain a stable internal
environment despite external changes is called:
A. Metabolism
B. Homeostasis
C. Adaptation
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D. Evolution
**Correct Answer: B**
*Rationale:* Homeostasis refers to the maintenance of a relatively
constant internal environment (e.g., body temperature, pH, blood
glucose). It is a key characteristic of life.
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**3.** A hypothesis is best described as:
A. A proven fact
B. A testable prediction or proposed explanation for a phenomenon
C. A final conclusion
D. A random guess
**Correct Answer: B**
*Rationale:* A hypothesis is a tentative explanation that can be tested
through experimentation or observation. It must be falsifiable (able to be
proven false).
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**4.** The correct order of the scientific method is:
A. Observation → Hypothesis → Experiment → Conclusion
B. Hypothesis → Observation → Experiment → Conclusion
C. Observation → Conclusion → Hypothesis → Experiment
D. Experiment → Observation → Hypothesis → Conclusion
**Correct Answer: A**
*Rationale:* The scientific method typically begins with observation of
a phenomenon, followed by forming a hypothesis, conducting
experiments to test the hypothesis, and drawing a conclusion.
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**5.** A controlled experiment includes:
A. Only an experimental group
B. An experimental group and a control group that is identical except for
the variable being tested
C. Multiple independent variables
D. No independent variables
**Correct Answer: B**