Which of the following is correctly categorized as a parasite?

  • A
    Female Anopheles mosquito bites and sucks blood from humans.
  • B
    Human embryo developing in the uterus and obtaining nutrition from the mother.
  • C
    Head louse living on the human scalp and laying eggs on human hair.
  • D
    Cuckoo laying eggs in the crow's nest.

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Similar Questions

Many parasites have evolved to be $A$ in such a way that both host and the parasite tend to $B$; that is,if the host evolves special mechanisms for rejecting or resisting the parasite,the parasite has to evolve mechanisms to $C$ and neutralize them,in order to be successful with the same host species.
Choose the correct option for $A$,$B$,and $C$.

Select the $CORRECT$ match:
List-$I$List-$II$
$i$. Competition$a$. Tapeworm and man
$ii$. Commensalism$b$. Lichen
$iii$. Mutualism$c$. Cattle egret and cattle
$iv$. Parasitism$d$. Lions and Leopards

In which of the following interactions are both partners adversely affected?

Myrmecophily is a beneficial association between a flowering plant and

Which of the following are examples of commensalism?
$(1)$ Monarch butterfly and bird
$(2)$ Orchid and mango
$(3)$ Fish and flamingo
$(4)$ Calotropis and cattle
$(5)$ Cattle egret and grazing cattle

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