Botany - Environmental Issues Question with Solution | TestHub
BotanyEnvironmental IssuesPollutionEasy2 minPYQ_2020
BotanyEasysingle choice
Biomagnification of DDT causes decline in bird population by
Options:
Answer:
D
Solution:
Biomagnification is also called biological amplification or biological concentration. It is a phenomenon in which certain harmful chemicals get accumulated in the tissues of organisms in higher concentration through food chain. High concentrations of
DDT disturb calcium metabolism in birds, which causes
thinning of eggshell and their premature breaking,
eventually causing decline in bird populations.
Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Environmental IssuesSubtopic:Pollution
⏱ 2mℹ️ Source: PYQ_2020
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