ICSE Class 10

ICSE Class 10 Photosynthesis — Mock Test (2027)

Free online mock test for Photosynthesis (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 Photosynthesis 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.What is the role of light energy during the process of photosynthesis?
    • A.To produce glucose directly
    • B.To split water molecules into H⁺ and OH⁻ ions
    • C.To absorb carbon dioxide from the atmosphere
    • D.To convert oxygen into water
  2. 2.Which molecule acts as the electron acceptor in the light reaction of photosynthesis?
    • A.NAD⁺.
    • B.NADP⁺.
    • C.FAD.
    • D.Oxygen.
  3. 3.Oxygen given out in photosynthesis comes from the atmosphere.
    • A.Yes
    • B.No
  4. 4.Match the following:
    AutotrophsHeterotrophs
    (a)They can prepare their own food.They cannot prepare their own food.
    (b)They contain chlorophyll.They do not contain chlorophyll.
  5. 5.Which pigment is responsible for the green color of plants?
    • A.Chlorophyll
    • B.Carotene
    • C.Xanthophyll
    • D.Anthocyanin

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