MCQ Collection
NCEA Level 2 Sciences MCQs
Practice NCEA Level 2 Sciences questions with answers and explanations.
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Correct Answer: A. 1/4
Explanation:
The genotype ratio is 1 AA:2 Aa:1 aa.
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Correct Answer: D. 38.5
Explanation:
Use change/original×100.
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Correct Answer: B. A larger, more diverse sample reduces sampling uncertainty and improves representativeness.
Explanation:
A larger, more diverse sample reduces sampling uncertainty and improves representativeness.
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Correct Answer: C. Oxidation involves loss of electrons and reduction involves gain of electrons.
Explanation:
Oxidation involves loss of electrons and reduction involves gain of electrons.
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Correct Answer: D. The independent variable is deliberately changed and the dependent variable is measured.
Explanation:
The independent variable is deliberately changed and the dependent variable is measured.
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Correct Answer: D. 41.7
Explanation:
Use change/original×100.
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Correct Answer: B. A larger, more diverse sample reduces sampling uncertainty and improves representativeness.
Explanation:
A larger, more diverse sample reduces sampling uncertainty and improves representativeness.
Choose an option to check your answer.
Choose an option to check your answer.
Correct Answer: A. Oxidation involves loss of electrons and reduction involves gain of electrons.
Explanation:
Oxidation involves loss of electrons and reduction involves gain of electrons.
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Correct Answer: B. The independent variable is deliberately changed and the dependent variable is measured.
Explanation:
The independent variable is deliberately changed and the dependent variable is measured.
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