One of the oldest uses of earthworm is as
- AFood for poultry
- BBait for catching fish
- CCuring gout
- DSource of manure
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Fertilization in earthworm is
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View SolutionNumber of lateral hearts in Pheretima are
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View SolutionWhich of the following is absent in the circulatory system of an earthworm?
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View Solution$P$ (Assertion): Earthworms have a closed type of circulatory system.
$Q$ (Reason): Earthworms have hemoglobin dissolved in their blood plasma.
$Q$ (Reason): Earthworms have hemoglobin dissolved in their blood plasma.
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View SolutionThe famous Indian zoologist who wrote a memoir upon $Pheretima$ $posthuma$ is:
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