ICSE Class 10

ICSE Class 10 Cell Cycle and Structure of Chromosomes — Mock Test (2027)

Free online mock test for Cell Cycle and Structure of Chromosomes (ICSE Class 10 Biology) — 20 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.

What to expect: This mock test covers key concepts from the Cell Cycle and Structure of Chromosomes chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.

Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.

Sample questions

  1. 1.How many meiotic divisions are necessary to produce 100 pollen grains?
    • A.25
    • B.50
    • C.100
    • D.200
  2. 2.What is the exchange of chromatid parts between the maternal and paternal chromatids of a pair of homologous chromosomes during meiosis called?
    • A.Crossing over
    • B.Synapsis
    • C.Disjunction
    • D.Replication
  3. 3.The period of rest between two successive cell divisions is _______.
    • A.Karyokinesis
    • B.Interphase
    • C.Prophase
    • D.Dikaryophase
  4. 4.The diagram given below represents a stage during cell division. Which stage is depicted and name the stage that comes before the stage shown? img-6.jpeg
    • A.Metaphase, Prophase
    • B.Metaphase, Anaphase
    • C.Anaphase, Metaphase
    • D.Anaphase, Telophase
  5. 5.The two chromatids of a metaphase chromosome represent:
    • A.Homologous chromosome of a diploid set.
    • B.Replicated chromosomes to be separated at anaphase.
    • C.Non-homologous chromosomes joined at the centromere.
    • D.Maternal and paternal chromosomes joined at the centromere.

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