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.Which of the following best explains why photosynthesis is considered a process supporting all life on Earth?
- A.It produces oxygen and food, sustaining all life forms directly or indirectly.
- B.It occurs only in green plants and algae, limiting its impact on ecosystems.
- C.It converts carbon dioxide into nitrogen, essential for protein synthesis.
- D.It releases energy from glucose, providing warmth to cold-blooded animals.
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2.What gas is evolved during photosynthesis?
- A.Carbon dioxide
- B.Oxygen
- C.Nitrogen
- D.Methane
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3.Which of the following is NOT a requirement for photosynthesis?
- A.Chlorophyll
- B.Oxygen
- C.Water
- D.Carbon dioxide
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4.Match the following:
Autotrophs Heterotrophs (a) They can prepare their own food. They cannot prepare their own food. (b) They contain chlorophyll. They do not contain chlorophyll. -
5.What is the functional unit of chloroplasts capable of absorbing light?
- A.Stroma
- B.Thylakoid
- C.Quantasome
- D.Granum
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