CBSE Class 10 Science 2020 — Paper 31/C/3
80 marks · 3 hours · 30 questions (39 with the OR choices)
26 of its 39 questions also appear in 31/C/1, 31/C/2 and other papers; 13 are only in this paper.
Take this paper as a timed mock
Free with an account: the board's time limit, marking at the end, and the answer to every question.
Questions 1–2 · 1 mark each
- Q2 1 mark
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Questions 3–4 · 4 marks each
- Q3 4 marks
Also in 31/C/1 (Q3), 31/C/2 (Q3)
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- Q4 4 marks
Also in 31/C/1 (Q4), 31/C/2 (Q4)
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Questions 5–14 · 1 mark each
- Q6 1 mark
Also in 31/C/1 (Q7), 31/C/2 (Q10)
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- OR
- Q8 1 mark
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- Q9(a) 1 mark
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ORQ9(b) 1 markThis question is in the full bank. Sign up free to see it.
- Q10(a) 1 mark
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ORQ10(b) 1 markThis question is in the full bank. Sign up free to see it.
- Q11 1 mark
Also in 31/C/1 (Q12), 31/C/2 (Q9)
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- Q14 1 mark
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Questions 15–24 · 3 marks each
- Q15 3 marks
Also in 31/C/1 (Q18), 31/C/2 (Q20)
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- Q16 3 marks
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- Q17 3 marks
Also in 31/4/1 (Q15(b)), 31/4/3 (Q18(b)), 31/C/1 (Q15)
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- Q18(a) 3 marks
Also in 31/C/1 (Q17(a)), 31/C/2 (Q18(a))
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ORQ18(b) 3 marksAlso in 31/C/1 (Q17(b)), 31/C/2 (Q18(b))
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- Q19 3 marks
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- Q21(a) 3 marks
Also in 31/C/1 (Q23(a)), 31/C/2 (Q24(a))
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ORQ21(b) 3 marksAlso in 31/C/1 (Q23(b)), 31/C/2 (Q24(b))
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- Q22 3 marks
Also in 31/C/1 (Q20), 31/C/2 (Q16)
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- OR
- Q24 3 marks
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Questions 25–30 · 5 marks each
- Q25(a) 5 marks
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ORQ25(b) 5 marksThis question is in the full bank. Sign up free to see it.
- Q26 5 marks
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- Q27(a) 5 marks
Also in 31/C/1 (Q29(a)), 31/C/2 (Q27(a))
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ORQ27(b) 5 marksAlso in 31/C/1 (Q29(b)), 31/C/2 (Q27(b))
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- Q28 5 marks
Also in 31/C/1 (Q30), 31/C/2 (Q26)
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- Q29(a) 5 marks
Also in 31/C/1 (Q27(a)), 31/C/2 (Q30(a))
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ORQ29(b) 5 marksAlso in 31/C/1 (Q27(b)), 31/C/2 (Q30(b))
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- Q30 5 marks
Also in 31/C/1 (Q28), 31/C/2 (Q28)
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