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Biology · 2022 · 2 marks
CBSE 2022 · Region 3 · Set 3 · Q1
Name the diseases and their mode of transmission in human by (i) common round worm and (ii) filarial worm.
Name the diseases and their mode of transmission in human by (i) common round worm and (ii) filarial worm.
Marking-scheme solution
(i)
Disease - Ascariasis
Mode of Transmission - contaminated water /food /vegetables/soil
(ii)
Disease - Elephantiasis / Filariasis
Mode of Transmission - bite of female(Culex) mosquito
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CBSE Class 12 Biology past-paper question from the 2022 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.