Water and its importance Worksheet-1
Multiple -Choice Question:
(a) 75% (b) 50% (c) 65% (d) 81%
(a) 2.5% (b) 7.5% (c) 10% (d) 20%
(a) 25% (b) 10% (c) less than 1% (d) 40%
(a) Tap Water (b) Potable water
(c) Distilled water (d) Piliated water
(a) 10% (b) 25% (c) 50% (d) 75%
(a) Russia (b) India (c) Egypt (d) Germany
(a) Municipal sewage
(b) Bathing in rivers
(c) Industrial discharge
(d) Both municipal sewage and industrial discharge
(a) Providing more space to plants
(b) Adding organic matter to the soil
(c) Using 3-4 inches (after settling) of organic mulch around plants
(d) All of these
(a) Collected rain water (b) Rainwater from gutters
(c) Unchlorinated water (d) Leftover household water
(a) is acidic (b) contains dissolved toxic chemicals
(c) is deficient in minerals (d) contains bacteria and dirt
Answer Key: