Multiple Choice Questions :-
Q. 1. Which water is salty in taste?
(a). River's water
(b). Pond water
(c). Sea water
(d). Rain water
Q.2. Which day of the year is celebrated as water day?
(a). 22 January
(b). 15 March
(c). 15 August
(d). 22 March
Q.3. Where is the cold current originate?
(a). Equator
(b). Poles
(c). Tropic of Cancer
(d). Tropic of Capricorn
Q.4. Which is the Japanese word which means 'Harbour Waves'?
(a). Tsunami
(b). Sea waves
(c). Ocean waves
(d). None of these
Q.5. What is called the rhythmic rise and fall of ocean water twice in a day?
(a). Tides
(b). Ocean Currents
(c). Waves
(d). All of these
Q.6. The process by which water continually changes its form?
(a). Wave
(b). Tide
(c). Ocean current
(d). Water cycle
Answers
Explanation:
Required Answers:
1) Sea water (Option C)
These are the water bodies which have abundant of salt dissolved in it. Even in large scales, the salt is obtained through evaporation by collecting sea water in shallow pits near the coastline..
2) 22 March (Option D)
The celebration of world's water day is celebrated globally since 1993, which is to raise awareness towards the judicious use of water because of the growing population and declining ground water.
3) Poles (Option B)
The cold currents are generally originated from the higher latitude regions like the poles and moves towards the low latitude area near the Equatorial region.
4) Tsunami (Option A)
The tsunami is a Japanese word which means harbour waves. It is a natural disaster caused by platonic movements under the water bodies which causes massive destruction mostly near the coastal areas.
5) Tides (Option A)
The rhythmic rise and fall of water due to gravity of moon is known as tides. Rest ocean currents and waves are not periodic and can't observe only twice a day.
6) Water cycle (Option D)
It can been seen in the biosphere where the water goes on a cycle varying with state. It evaporates by the sun's heat to form clouds which when gets heavier falls down as precipitate called rain. The processes involved evaporation, condensation and precipitation.
And we are done !!
Answer:
1. =option no. C
3.option no. B
4.C
5.A
6.D