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Biology · 2023 · 1 mark
CBSE 2023 · Region 1 · Set 3 · Q12
Examples that show commensalism are: (i) An orchid growing on mango tree (ii) Cuckoo bird and crow (iii) Cuscuta growing on Nerium tree (iv)…
Examples that show commensalism are :
(i)
An orchid growing on mango tree
(ii)
Cuckoo bird and crow
(iii)
Cuscuta growing on Nerium tree
(iv)
Barnacles growing on a whale
Official answer
(B)
(i) and (iv)
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CBSE Class 12 Biology past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.