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Biology · 2026 · 1 mark
CBSE 2026 · Region 2 · Set 3 · Q1
Caenorhabditis elegans is a nematode which is
Caenorhabditis elegans is a nematode which is
Official answer
(A)
Free living and non-pathogenic
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CBSE Class 12 Biology past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.