Question

Which of the following are the fishery by-products?
(i) Oil , (ii) Manure
(iii) Glue , (iv) Isinglass
(v) Shagreen , (vi) Leather

Answer 1

Byproducts of fishery are - oil - oil from the body and liver of the fishes -used for medicinal purposes, dead fishes and remains of fishes are used as manure. Glue - obtained by heating the skin and bones in water, Isinglass - obtained from dried swimbladder of fish -used as gelatin. Shargreen -a decorative material from shark skin, Leather-from fish skin, similar to that extracted from cow and other animals.

So, the correct answer is 'All of these'

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Answer 2

Answer:

Oil: oil from the body and liver of the fishes .Used for medicinal purpose .

Manure :Dead fishes and remains of

fishes are used as manure.

Glue: Glue are obtained by heating the skin and bones of fishes.

Isinglass: Isinglass are obtained from dried swimbladder of fishes --used as Gelatin.

Shagreen :A decorative material from shark skin .

Leather: From fish skin ,similar to that

extractedfrom cow and other animals.

So,the correct answer is "all of these ".

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