Explain the concept of the Blue Revolution. - Biology

Short Note

Explain the concept of the Blue Revolution.



The term 'blue revolution' refers to the remarkable emergence of aquaculture as an important and highly productive agricultural activity. It has a vision to achieve economic prosperity for the country and the fishers and fish farmers as well as contribute towards food and nutritional security through full potential utilization of water resources for fisheries development in a sustainable manner, keeping in view the bio-security and environmental concerns.

It brings high aquaculture to India. Aquaculture refers to all forms of active culturing of aquatic animals and plants, occurring in marine, brackish or fresh waters.

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Chapter 9: Strategies for Enhancement in Food Production - SHORT ANSWER [Page 67]


NCERT Exemplar Biology Class 12
Chapter 9 Strategies for Enhancement in Food Production
SHORT ANSWER | Q 3. | Page 67


What are the advantages of composite fish culture?

How do you differentiate between capture fishing, mariculture and aquaculture?

Mention four advantages of fishery.

What are the advantages of composite fish culture?

Give the economic importance of fishery.

Describe various methods of fish preservation.

Give an account of different types of fish ponds used for rearing fishes.

All of the following are marine fish EXCEPT

Find out the wrong statement from the following

Which one of the following fish is a surface feeder?

Farming without the use of chemicals such as fertilizers, herbicides and pesticides is known as ______.

Differentiate between the following

Capture fishery and Culture fishery

Give the merits and demerits of fish culture?

What do you understand by composite fish culture?

Management and rearing of fishes only is called as:

What type of cartilage forms the whole of the adult skeleton of cartilaginous fishes?

Which one is not produced in aquaculture?

Central Marine Fisheries Research Institute (CMFRI) is situated at ______.

Culture of fishes along with Agricultural crops is known as ______.

The longest marine water prawn is ______.

The eggs released by the female fish are fertilized by the sperm and fertilized eggs float in water as ______.

The hatching period in Hatchling pits is ______.

PUFA stands for ______.

Fish meal is used as feed for cattle and poultry farming animals.

Blue revolution is related with ______.

How is the Fish Meal prepared?

Differentiate Extensive and Intensive Fish culture.

Which one of the following is a marine fish?

What is aquaculture? Give example of an animal that can be multiplied by aquaculture.

Differentiate between pisciculture and aquaculture.

Name the following:

Transgenic fish.


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