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ATI TEAS 7 Science (Scientific Reasoning) Exam Readiness Q & S 2024

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ATI TEAS 7 Science (Scientific Reasoning) Exam Readiness Q & S 2024ATI TEAS 7 Science (Scientific Reasoning) Exam Readiness Q & S 2024ATI TEAS 7 Science (Scientific Reasoning) Exam Readiness Q & S 2024

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ATI TEAS 7




Scientific Reasoning




EXAM READINESS
Q&S




©2024/2025

, 1. Question: A scientist is observing the rate of
photosynthesis at various light intensities. What is the
independent variable in this experiment?
- A. Rate of photosynthesis
- B. Light intensity
- C. Water availability
- D. Temperature

Answer: B. Light intensity
Rationale: The independent variable is the one that is
manipulated by the researcher, which in this case, is light
intensity.

2. Question: Which of the following best represents a
hypothesis for an experiment on the effect of temperature
on enzyme activity?
- A. Does temperature affect enzyme activity?
- B. Enzyme activity increases as temperature decreases.
- C. The optimal temperature for maximum enzyme
activity is 37°C.
- D. If the temperature changes, then enzyme activity will
be altered.

Answer: D. If the temperature changes, then enzyme
activity will be altered.
Rationale: A hypothesis is a testable statement that
predicts a relationship between variables.

3. Question: In a controlled experiment, what is the
purpose of the control group?
- A. It is the group where no variables are changed.
- B. It is used to test the effect of the independent
©2024/2025

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