Question

The development of improved varieties of economically important plants is mainly ______.

विकल्प

• judicious combination of selection, introduction and hybridization of different varieties.

• selection of seeds from healthier plants.

• scientific improvement of cultivated plants.

• introduction of varieties of crops under different conditions.

Answer 1

The development of improved varieties of economically important plants is mainly judicious combination of selection, introduction and hybridization of different varieties.

Explanation:

The development of improved varieties of economically important plants mainly depends on a careful combination of selection, introduction, and hybridization. These methods help in combining desirable traits like high yield, disease resistance, and adaptability into new, superior plant varieties.