The total volume of the world’s water is estimated to exist as ocean:
(a) 75.5% (b) 85.5%
(c) 95.5% (d) 65.5%

ANS C

 

Roof top rainwater harvesting is the most common practice in-
(a) Shillong (b) Guwahati
(c) Imphal (d) Patna

ANS A

On which river has Nagarjun Sager Dam been constructed?
(a) River Coyana (b) River Krishna
(c) River Godavari (d) river Tapti

ANS B

How much %of the Earth’s Surface is covered with water?
(a) About 70% (b) About 90%
(c) About 60% (d) None of these

ANS A

What is the rank of India in the world countries in the terms of Water availability per person p.a.?
(a) 129th (b) 130th

(c) 131st (d) 133rd

ANS D

It is predicated that nearly 2 billion people will live in absolute water scarcity in the year of –
(a) 2015 (b) 2020
(c) 2025 (d) 2030

ANS C

The first & the only state in India which has made Roof Top Rain water Harvesting Structured compulsory to all the across the state is –
(a) Karnataka (b) Tamil Nadu
(c) Kerala (d) none of these

ANS B

(a) To reduce run off water
 (b) To raise the water table
 (c) To reduce ground water pollution