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NEET2011ZoologyHuman Health and DiseasesActual

Which one of the following is categorised as a parasite in true sense?

Options

  1. AHuman foetus developing inside the uterus draws nourishment from the mother
  2. BHead louse living on the human scalp as well as laying eggs on human hair
  3. CThe cuckoo (koel) lays its eggs in crow's nest
  4. DThe female Anopheles bites and sucks blood from humans

Correct answer

B. Head louse living on the human scalp as well as laying eggs on human hair

Step-by-step solution

Human louse (Pediculus) lives among hair and surface of human body feeding on blood. It spreads diseases like typhus.

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