How are fishes helpfull in controlling diseases? -Science

How are fishes helpfull in controlling diseases? -Science
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Description : what is the collective noun for fishes?

Last Answer : The collective noun is a troubling of goldfish.

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Assertion : A bony fish can stay at a particular depth without expending energy is a swimming contrary to the cartilaginous fishes. Reason : In bony f

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Last Answer : Assertion : A bony fish can stay at a particular depth without expending energy is a swimming contrary ... D. If both Assertion and Reason are false.

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Which type of scales are found on the skin of cartilaginous fishes ?

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Last Answer : Which type of scales are found on the skin of cartilaginous fishes ? A. cycloid B. Ctenoid C. Gonoid D. Placoid

In fishes the kidney is

Description : In fishes the kidney is

Last Answer : In fishes the kidney is A. Pronephric type B. Mesonephric type C. Metanephric type D. Nephridial type

In which of the fishes , the male shows parental care and has as brood pouch ?

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Last Answer : In which of the fishes , the male shows parental care and has as brood pouch ? A. Anabas B. Labeo C. Hippocampus D. Synaptura.

Which one of the following fishes does not belong to class osteichthyes ?

Description : Which one of the following fishes does not belong to class osteichthyes ?

Last Answer : Which one of the following fishes does not belong to class osteichthyes ? A. Hippocampus B. Labeo C. Torpedo D. Exocoetus

Scales in carilaginous fishes are

Description : Scales in carilaginous fishes are

Last Answer : Scales in carilaginous fishes are A. cycloid B. Ctenoid C. Placoid D. Leptoid

In which of the following fishes, electric organs are present which are modified musculature between eye and nostril ?

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Assertion`:` In fishes single circulation occur Reason `:` Fishes have a 2-chambered hearts with an atrium and a ventricle.

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Last Answer : Assertion`:` In fishes single circulation occur Reason `:` Fishes have a 2-chambered hearts with an ... . D. If both Assertion & Reason are false.

Heart of fishes `:-`

Description : Heart of fishes `:-`

Last Answer : Heart of fishes `:-` A. Two chambered B. Venous heart C. Both (1) `&` (2) D. None of the above

Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of:

Description : Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of:

Last Answer : Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of: A. Food B. Light C. Essential minerals D. Oxygen