In our country, there are attempts to increase the height of several existing dams like Tehri and Almati, dams across Narmada. Choose the correct statements among the following that are a consequence of raising the height of dams
(i) Terrestrial flora and fauna of the area is destroyed completely.
(ii) Dislocation of people and domestic animals living in the area.
(iii) Valuable agricultural land may be permanently lost.
(iv) It will generate permanent employment for people.

Options

A. (i) and (ii)
B. (i),(ii) and (iii)
C. (ii) and (iv)
D. (i),(ii) and (iv)

Answer

B

Explanation

The consequences of raising the height of dams are as follows
(i) Terrestrial flora and funna of area is destrolyes completely. It leads to deforestation and loss of biological diversity.
(ii) Dislocation of people and domestic animals living in an area causes various social problems.
(iii) Valuable agricultural land may be permanently lost.
(iv) The people are not even given adequate compensation for their losses.
(v) This leads to economic problems.
(vi) It generates temporary employment for people.