CBSE 2025 · Region 6 · Set 3 · Q5 · 1 mark
Given below are a few statements with reference to the human sperm.(i)Sperm head contains a large nucleus and a lot of cytoplasm.(ii)Mitochondria in the middle piece of a sperm provides ATP for the sperm motility.(iii)Posterior part of the sperm head is covered by acrosome.(iv)Spermatids undergo maturation into spermatozoa by the process of spermiogenesis.(v)Acrosomal secretions help in the entry of the sperm into the ovum at the time of fertilization. Choose the option with all true statements from the given options :
Given below are a few statements with reference to the human sperm.
(i)
Sperm head contains a large nucleus and a lot of cytoplasm.
(ii)
Mitochondria in the middle piece of a sperm provides ATP for the sperm motility.
(iii)
Posterior part of the sperm head is covered by acrosome.
(iv)
Spermatids undergo maturation into spermatozoa by the process of spermiogenesis.
(v)
Acrosomal secretions help in the entry of the sperm into the ovum at the time of fertilization. Choose the option with all true statements from the given options :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
(ii), (iv) and (v)
Human ReproductionGametogenesisRemembermcqmedium
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CBSE Class 12 Biology past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.