MCQ Collection
NCEA Level 3 Sciences MCQs
Practice NCEA Level 3 Sciences questions with answers and explanations.
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Correct Answer: B. Allele frequencies can change when individuals with heritable differences leave different numbers of offspring.
Explanation:
Allele frequencies can change when individuals with heritable differences leave different numbers of offspring.
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Correct Answer: C. Random allocation reduces systematic differences between treatment groups before the intervention.
Explanation:
Random allocation reduces systematic differences between treatment groups before the intervention.
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Correct Answer: C. An addition reaction across the carbon–carbon double bond.
Explanation:
An addition reaction across the carbon–carbon double bond.
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Correct Answer: C. Transcription produces an RNA copy from a DNA template; translation uses mRNA to assemble a polypeptide.
Explanation:
Transcription produces an RNA copy from a DNA template; translation uses mRNA to assemble a polypeptide.
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Correct Answer: B. Negative feedback opposes deviation from a set range and promotes stability.
Explanation:
Negative feedback opposes deviation from a set range and promotes stability.
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Correct Answer: A. Allele frequencies can change when individuals with heritable differences leave different numbers of offspring.
Explanation:
Allele frequencies can change when individuals with heritable differences leave different numbers of offspring.
Choose an option to check your answer.
Correct Answer: B. Random allocation reduces systematic differences between treatment groups before the intervention.
Explanation:
Random allocation reduces systematic differences between treatment groups before the intervention.
Choose an option to check your answer.
Choose an option to check your answer.
Choose an option to check your answer.
Choose an option to check your answer.
Correct Answer: A. At constant temperature, the equilibrium constant is unchanged even though equilibrium position may shift.
Explanation:
At constant temperature, the equilibrium constant is unchanged even though equilibrium position may shift.
