The population explosion in India has led to food crisis in recent times

cbse-class-12

#1

The population explosion in India has led to food crisis in recent times. It is felt that we need another green revolution.
(i) What is your opinion, are the major limitations of the first Green Revolution of 1960s?.
(ii) Name the crop varieties introduced into India after this.
(iii) How will you explain the harmful aspects of using chemicals as fertilisers and pesticides.
(iv) What values do you promote by this?


#2

(i) The major limitations of first Green Revolution of 1960s are:
(a) Unavailability of quality/hybrid seeds.
(b) Lack of modern equipment.
(ii) The crop varieties introduced into India then are Sonalika and Kalyan Sona of wheat.
Semi-dwarf varities of rice IR8 and Taichung Native-1 were also introduced.
(iii) The harmful aspects of using chemicals as fertilisers and pesticides are:
(a) Degradation of soil
(b) Pollution
© Biomagnification
(iv) The values promoted are to control of pollution, protection of environment, concern for health of people.