Question

What are the ecological effects of green revolution ?

• A. More irrigation increased the alkalinity & salinity of the soil decreased underground water level
• B. The increase in irrigation created need for dams to harness water
• C. More use of chemical fertilizers made the soil barren and poisonous
• D. All of the above

Answer 1

Answer: (D)

All of the above

Green revolution has negative as well as positive effects. Some of the negative effects can be stated as follows -
a) increase in irrigation created need for more dams to harness water
b) more chemical fertilizers made the soil barren and poisonous
c) many traditional variety of crops which are environment friendly and had disease resistance capacity became extinct
d) more irrigation increased the alkalinity and salinity of the soil and also it depletes the underground water level.