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
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1.What term describes a pair of corresponding chromosomes of the same shape and size, one derived from each parent?
- A.Homologous Chromosome
- B.Sister Chromatid
- C.Autosome
- D.Heterologous Chromosome
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2.Network of long, thin, dark staining fibres seen in the interphase nucleus is _______.
- A.Synapsis
- B.Chromatin fibres
- C.Nucleosome
- D.Nucleotide
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3.Meiosis
- A.A process where a single cell divides twice to produce four cells containing half the original amount of genetic information.
- B.A process where a nucleus divides twice to produce four cells containing the original amount of genetic information.
- C.A process where a cell divides thrice to produce four cells containing half the original amount of genetic information.
- D.A process where a DNA divides twice to produce eight cells containing half the original amount of genetic information.
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4.The statement 'Centromere is the organelle of the cell that initiates cell division' is:
- A.False. The centrosome initiates cell division in animal cells.
- B.True
- C.False. The nucleus initiates cell division.
- D.False. The mitochondrion initiates cell division.
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5.Select the correct statement about $G_1$ phase:
- A.Cell is metabolically inactive.
- B.DNA in the cell does not replicate.
- C.It is not a phase of synthesis of macromolecules.
- D.Cell stops growing.
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