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In medical, leeches are used for:

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Important Questions on Structural Organisation of Animals

MEDIUM
Leeches do not have an elaborate secretion of digestive juices and enzymes.- Why?
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Identify whether the statement is True or False. Correct the false statement.

An anticoagulant present in the saliva of the leech is called heparin.

MEDIUM
Arjun is studying in the tenth standard. He was down with fever and went to meet the doctor. As he went to the clinic he saw a patient undergoing treatment for a severe leech bite. Being curious, Arjun asked the doctor why a leech bite was not felt as soon as it attaches to the skin? What would have been the reply given by the doctor?
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How many pairs of testes are present in the leech.
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Give the common name of the Hirudinaria granulosa.
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The Indian cattle leech known as Hirudinaria granulosa belongs to the phylum Annelida.
MEDIUM
Which organ acts as a suction pump in leech?
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The anterior end of the leech has a lobe-like structure called _____. (anterior sucker/ clitellum/ posterior sucker)
MEDIUM
How is the circulatory system designed in leech to compensate for the heart structure?
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How does a leech suck blood from the host?
MEDIUM
How does locomotion take place in leech?
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Pharyngeal ganglion in leech is a part of
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The blood-sucking habit of the leech is known as _____. (frugivorous/ herbivorous/ sanguivorous)
MEDIUM
The posterior sucker of formed by the fusion of the _____ (seven/five) segments.
MEDIUM
List out the parasitic adaptations in the leech.