Strategies for Enhancement in Food Production

Which one is not produced by aquaculture?

• oyster

• silkworm

• singhara

• frog

In honey bee, royal jelly is secreted from :

• corp gland

• wax gland

• pharyngeal gland

• salivary gland

Assertion : Use of fertilizers greatly enhances crop productivity.

Reason : Irrigation is very important in increasing crop productivity.

• If both Assertion and Reason are true and the reason is the correct explanation of the assertion

• If both Assertion and Reason are true but the reason is not the correct explanation of the assertion

• If Assertion is true statement but Reason is false

• If both Assertion and Reason are false statements

Assertion: The honey bee queen copulates only once in her life time.

Reason: The honey bee queen can lay fertilized as well as unfertilized eggs.

• If both Assertion and Reason are true and Reason is the correct explanation of Assertion

• If both Assertion and Reason are true but Reason is not the correct explanation of Assertion

• If Assertion is true but Reason is false

• If both Assertion and Reason are false.

Genetic diversity in agricultural crops is threatened by

• introduction of high yielding varieties

• intensive use of fertilizers

• extensive intercropping

• intensive use of biopesticides

Somaclonal variation appears in

• organisms produced through somatic hybridization

• plants growing in highly polluted conditions

• apomictic plants

• tissue culture raised plants

Assertion: Fish meal is a rich source of protein for cattle and poultry.

Reason: Fish meal is produced from non-edible parts of fishes like fins, tail etc.

• If both Assertion and Reason are true and Reason is the correct explanation of Assertion

• If both Assertion and Reason are true but Reason is not the correct explanation of Assertion

• If Assertion is true but Reason is false

• If both Assertion and Reason are false.

Assertion : In plant tissue culture, somatic embryos can be induced from any plant cell.

Reason : Any viable plant cell can differentiate into somatic embryos.

• If both Assertion and Reason are true and the reason is the correct explanation of the assertion

• If both Assertion and Reason are true but the reason is not the correct explanation of the assertion

• If Assertion is true statement but Reason is false

• If both Assertion and Reason are false statements

The map given below indicates the Former and the present distribution of an animal. Which animal could it be:

• Wild ass

• Nilgai

• Black buck

• Lion

Which is social foresting species

• Leucaena leucocephala

• Tectona grandis

• Mangifera indica

• Rosa indica