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Breeding Disease Resistant Plants

Controlled ma...

Question

Controlled mating followed by selection in order to obtain superior genotypes of domesticated animals is known as

A

Weeding

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B

Feeding

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C

Breeding

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D

Heeding

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Solution

The correct option is C Breeding
Feeding– To feed or supply with nourishment.
Weeding– Removal of unwanted plants.
Heeding– To pay attention to, listen to and consider, which is a distractor here in this question.

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Q. Read the following statements (i-iii) and identify which of the following statements are incorrect regarding animal breeding?

i. It involves mating of animals followed by the selection of the superior offspring.
ii. Mating can be between animals of the same species or different species.
iii. The purpose of animal breeding is to obtain animals with increased yield but shorter productive life.

Q. Controlled mating between closely related animals of the same breed for 4-6 generations is known as ______________ .

Q. Arrange the given steps in correct sequence and select the correct answer.

Strategic steps for inbreeding are:
I. Identify superior male and superior female of the same breed.
II. These are then mated.
III. Evaluate the progeny obtained from the mating to identify superior males and females.
IV. In cattle, superior female is the cow or buffalo that produce more milk per lactation and superior male is the bull that gives rise to superior progenies.
V. Superior progenies obtained are further mated.

Q. Match column I with column II and select the correct option.

Column I	Column II
A. Out-crossing	i. Superior males of one breed are mated with superior females of another breed
B. Cross-breeding	ii. Male and female animals of two different species are mated
C. Interspecific hybridisation	iii. Mating of animals within the same breed

Q. By and large animals belonging to different species don't mate together, but occasionally animals of different species can mate in captivity. Which two animals are known to mate together in captivity?

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