ICSE Class 10 Respiration in Plants — Mock Test (2027)
Free online mock test for Respiration in Plants (ICSE Class 10 Botany) — 75 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 Respiration in Plants 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.From the complete breakdown of glucose through glycolysis, pyruvate oxidation and the TCA cycle (before the ETS), how many NADH and how many FADH2 are produced per glucose?
- A.10 NADH and 2 FADH2
- B.8 NADH and 2 FADH2
- C.6 NADH and 4 FADH2
- D.4 NADH and 1 FADH2
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2.Which of the following statements about fermentation is INCORRECT?
- A.In fermentation by yeast, pyruvic acid is converted to CO2 and ethanol
- B.Pyruvic acid decarboxylase and alcohol dehydrogenase catalyse alcoholic fermentation
- C.Yeasts can survive any concentration of alcohol they produce
- D.Some bacteria produce lactic acid from pyruvic acid
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3.Assertion (A): The energy released by oxidation in respiration cannot be used directly by the cell. Reason (R): Oxidation releases all the energy of the respiratory substrate at once as heat.
- A.Both A and R are true and R is the correct explanation of A
- B.Both A and R are true but R is NOT the correct explanation of A
- C.A is true but R is false
- D.A is false but R is true
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4.If fatty acids are to be respired, they are first degraded to which compound before entering the respiratory pathway?
- A.Pyruvate
- B.Acetyl CoA
- C.PGAL
- D.Citric acid
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5.The net gain of ATP from the complete aerobic respiration of one molecule of glucose is
- A.2
- B.12
- C.38
- D.4
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