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Practise

Question bank

Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.

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12 questions

SA-AB-ME2-0011 markL1 FoundationCalculatorMeiosis
Meiosis produces
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0121 markL1 FoundationCalculatorMeiosis
A haploid cell contains
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0021 markL2 StandardCalculatorMeiosis
Homologous chromosomes separate during
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0031 markL2 StandardCalculatorVariation
Crossing over occurs between
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0041 markL2 StandardCalculatorVariation
An organism has diploid number 6. How many different combinations of chromosomes can its gametes have from independent assortment alone?

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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0061 markL2 StandardCalculatorChromosome mutations
Down syndrome is usually caused by
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0071 markL2 StandardCalculatorMeiosis
During prophase I, homologous chromosomes
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0081 markL2 StandardCalculatorVariation
Independent assortment refers to
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0091 markL2 StandardCalculatorMeiosis
Meiosis is important in sexual reproduction because it
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0101 markL2 StandardCalculatorChromosome mutations
A gamete with 24 chromosomes fertilises a normal human gamete. How many chromosomes does the zygote have?

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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0111 markL2 StandardCalculatorMeiosis
Meiosis II is similar to mitosis because
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Salam Academy Original Practice · Proposed mark scheme
SA-AB-ME2-0052 marksL3 ExamCalculatorVariation
Humans have n = 23. How many chromosome combinations (in millions, to 3 s.f.) are possible in gametes from independent assortment?

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Salam Academy Original Practice · Proposed mark scheme