Q. 665.0( 1 Vote )

The farmers have been cultivating a food plant X for over two thousand years and have produced as many as five entirely different looking vegetables A, B, C, D and E from it.

(a) What could the plant X be?

(b) What are A, B, C, D and E?

(c) What is the process of evolution involved in this example known as?

Answer :

(a) X- Wild Cabbage (Brassica oleracea) is made to produce 5 different varieties of vegetables by artificial selection.

(b) These 5 different looking vegetables are Cabbage, Kohlrabi, Kale, Broccoli, and Cauliflower.

(c) The process of evolution involved in this example is known as Artificial Selection. Artificial Selection is the intentional reproduction of individuals having desired characteristics.

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