LIFE SCIENCE

Detailed explanation-1: -The correct answer is: Artificial selection.

Detailed explanation-2: -Final answer: Artificial selection to obtain cows yielding higher milk output represents Directional as it pushes the mean of the character in one direction. Q. Farmers often use the technique of ‘selective breeding’ in order to obtain cows that give high yields of milk.

Detailed explanation-3: -The correct answer is (d) artificial selection. Artificial selection occurs when humans deliberately select organisms with desirable characteristics to mate and produce offspring. In this case, the desirable characteristic is high milk production.

Detailed explanation-4: -crop plants with better yields. ornamental plants with particular flower shapes and colours. farm animals that produce more, better quality meat or wool. dogs with particular physiques and temperaments, suited to do jobs like herd sheep or collect pheasants. 21-Jul-2021