Which one of the following is a disease of poultry ?

Abdominal gland
Salivary gland
Anthrax
Ranikhet

Birds specially chicken grown for meat only is known as

Hybrid
Broiler
Bird management
Bird culture

Solution

Poultry birds groomed for obtaining meat are called chicken or broilers.

DIRECTIONS : Each questions contain STATEMENT-1 (Assertion) and STATEMENT-2 (Reason).Each question has 4 choices (a), (b), (c) and (d) out of which ONLY ONE is correct.

Statement 1 : In case of vegetatively propagated crops, pure-line selection is not required.

Statement 2 : Hybrid vigour is mostly used in vegetatively propagated plants.

Statement - 1 is True, Statement - 2 is True, Statement - 2 is a correct explanation for Statement - 1
Statement - 1 is True, Statement - 2 is True ; Statement - 2 is NOT a correct explanation for Statement - 1
Statement - 1 is True, Statement - 2 is False
Both the Statements are False.

Solution

In case of vegetatively propagated crops, pure line selection is not required. Pure-line selection is useful only for sexually reproducing plants. Hybrids vigour is most profitably used in vegetatively propagated crops because they do not involve sexual reproduction and hence loss of hybrid superiority.

DIRECTIONS : Each questions contain STATEMENT-1 (Assertion) and STATEMENT-2 (Reason).Each question has 4 choices (a), (b), (c) and (d) out of which ONLY ONE is correct.

Statement 1 : The honey bee queen copulates only once in her life time.

Statement 2 : The honey bee queen can lay fertilized as well as unfertilized eggs.

Statement - 1 is True, Statement - 2 is True, Statement - 2 is a correct explanation for Statement - 1
Statement - 1 is True, Statement - 2 is True ; Statement - 2 is NOT a correct explanation for Statement - 1
Statement - 1 is True, Statement - 2 is False
Both the Statements are False.

Solution

It is said that the queen gets mated only in her life but in a single chance of mating. After mating the queen lays eggs in one brood cell. The larvae emerge out from both the fertilized as well as unfertilized eggs. Thus the larvae from the unfertilized eggs form the drones while the worker are developed from the larvae of fertilized eggs.

Which of the following crop plant is not matching as correct pair with its variety ?

(1) Wheat – Himgiri

(2) Brassica – Pusa Gaurav

(3) Cauliflower – Pusa Komal

(4) Chilli – Pusa sadabahar

(5) Okra – Pusa sawani

Only (1)
(2) and (3)
Only (3)
(2) and (4)

Select the correct statement(s)-

(1) IARI has released a mustard variety rich in vitamin C.

(2) Pusa Sawani variety of Okra is resistant to aphids.

(3) Hairiness of leaves provides resistance to insect pests.

(4) Agriculture accounts for approximately 33% of India’s GDP and employs nearly 62% of the population.

(1) and (2)
(2) and (3)
(1), (3) and (4)
None of these

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