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18 Questions

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Freshwater and Marine Fisheries

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Questions and Answers

What is the primary purpose of mariculture?

To meet the demand for fish by farming marine prawns (correct)

To deplete marine fish stocks

To boost fish production using inland water bodies

To practice fish farming in rivers and ponds

Which type of water resources are important fish reservoirs?

Inland water bodies where fish are abundant

Only fresh water resources

Brackish water resources (correct)

Only seawater resources

What is a common approach to fish farming in paddy fields?

Rearing fish in the sea

Rearing fish along with a rice crop (correct)

Rearing fish in separate tanks

Rearing only imported fish species

Why is composite fish culture beneficial?

It allows for rearing multiple fish species together Signup and view all the answers

What is the primary purpose of bee-keeping mentioned in the text?

To rear bees for honey production Signup and view all the answers

What is an essential aspect of intensive fish farming in composite fish culture systems?

Utilizing both local and imported fish species Signup and view all the answers

What determines the taste of honey?

Kind of flowers available for nectar collection Signup and view all the answers

What are the main sources of nutrient supply to crops?

Manure and fertilizers Signup and view all the answers

What is organic farming characterized by?

Minimal or no use of chemicals Signup and view all the answers

What is mixed farming?

Farming system that includes crop production and raising of livestock Signup and view all the answers

What is the difference between macro-nutrients and micro-nutrients?

Macro-nutrients are required in large quantities and micro-nutrients in small quantities Signup and view all the answers

What characterizes mixed cropping?

Growing two or more crops simultaneously on the same land Signup and view all the answers

What is the major problem in fish farming related to fish seed?

Availability of high-quality seed Signup and view all the answers

Which of the following is NOT a local variety of bees used for commercial honey production?

A.mellifera Signup and view all the answers

What is one advantage of Italian bees for commercial honey production?

High honey collection capacity Signup and view all the answers

Why is composite fish culture problematic during monsoon?

Fish breeding is impacted during monsoon Signup and view all the answers

What is the main purpose of establishing bee farms or apiaries?

For commercial honey production Signup and view all the answers

How has the problem of lack of good-quality fish seed been addressed in fish farming?

By collecting wild fish seed without mixing with other species Signup and view all the answers