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
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1.The production of starch, and not glucose, is often used as a measure of photosynthesis in leaves because
- A.starch is the immediate product of photosynthesis.
- B.glucose formed in photosynthesis soon gets converted into starch.
- C.starch is soluble in water.
- D.sugar cannot be tested.
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2.In the process of __________, water is used up in the green leaves as a raw material in the synthesis of glucose.
- a.Translocation
- b.Absorption
- c.Transpiration
- d.Photosynthesis
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3.A plant biologist is examining the structure of chloroplasts, specifically the role of the grana in photosynthesis. She wants to determine which processes do not take place in the grana. Grana of chloroplast is not the :
- a.Site of Light Independent Phase.
- b.Site of Light Dependent Phase.
- c.Site of Photolysis.
- d.Site of Photon absorption.
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4.A plant is kept in a dark cupboard for about 48 hours before conducting an experiment on photosynthesis to:
- A.Remove starch from the plant.
- B.Ensure that starch is not translocated from the leaves.
- C.Remove chlorophyll from the leaf of the plant.
- D.Remove starch from the experimental leaf.
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5.What does destarching a plant specifically involve?
- A.Removing all water from the plant.
- B.Removing starch from the leaves of the plant.
- C.Removing chlorophyll from the leaves.
- D.Removing carbon dioxide from the plant’s environment.
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