ICSE Class 10 Chemical Coordination in Plants — Mock Test (2027)
Free online mock test for Chemical Coordination in Plants (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 Chemical Coordination 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.Which of the following hormones regulate stomatal closure :
- A.auxins
- B.ABA
- C.GA
- D.cytokinin
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2.Auxins were discovered by:
- A.Darwin
- B.F.W.Went
- C.Boysen - Jensen
- D.None of these
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3.A biology teacher asked her students to name two types of plant movements in response to external stimuli. Raj said: Phototropism and Geotropism Sonu said: Hydrotropism and Chemotropism Lata said: Thigmotropism and Nastic Movements Abhay said: Phototropism and Hydrotropism Who were correct?
- a.Raj and Sonu
- b.Sonu and Abhay
- c.Lata and Abhay
- d.Raj and Lata
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4.Assertion (A): Abscisic acid promotes stomatal closure during a drought. Reason (R): Abscisic acid helps the plant to conserve water during stress. Which of the following is correct?
- A.(A) is true and (R) is false.
- B.(A) is false and (R) is true.
- C.Both (A) and (R) are true and (R) is the correct explanation of (A).
- D.Both (A) and (R) are false.
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5.Apical dominance phenomenon is caused by :
- A.ABA
- B.GA
- C.cytokinins
- D.auxins
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