Tag: evs

Questions Related to evs

Rainfall patterns depend on

evs sources of water and water cycle groundwater and depletion of water table rain: where does it come from availability and forms of water the water cycle

  1. The underground water table

  2. The number of water bodies in an area

  3. The density pattern of human population in an area

  4. The prevailing season in an area.

Show answer
Correct Option: B
Explanation:

Rainfall pattern will depend on number of water bodies in an area, as there will be large water bodies, (ocean, river) the rate of evaporation would be high, which will help to cause rain in the area.

More than 70% of world's fresh water is contained in

evs sources of water and water cycle groundwater and depletion of water table rain: where does it come from availability and forms of water the water cycle

  1. Antarctica

  2. Polar ice

  3. Glaciers and Mountains

  4. Greenland

Show answer
Correct Option: B
Explanation:
More than 70% of world's fresh water is contained in Polar ice. These polar ice are present in the form of two sheets in Antartica and Greenland.
So, the correct answer is 'Polar ice'.

Water heats up ___________ and cools off ___________ than land.

evs sources of water and water cycle groundwater and depletion of water table rain: where does it come from availability and forms of water the water cycle

  1. More quickly, more quickly

  2. More quickly, more slowly

  3. More slowly, more quickly

  4. More slowly, more slowly

Show answer
Correct Option: D

What affected salamanders?

evs sources of water and water cycle groundwater and depletion of water table rain: where does it come from availability and forms of water the water cycle

  1. Acidity

  2. Pollutions

  3. Air pollution

  4. Water Pollutions

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Correct Option: A

How much did sea level rise in 20th century?

evs sources of water and water cycle groundwater and depletion of water table rain: where does it come from availability and forms of water the water cycle

  1. 1.3 mm/yr

  2. 1.8?mm/yr

  3. 1.7 mm/yr

  4. 1.9 mm/yr

Show answer
Correct Option: B

The full moon night is called:

evs option d: astrophysics moon the moon's path in the sky the moon

  1. Purnima

  2. Amavasya

  3. Both (A) and (B)

  4. None of them

Show answer
Correct Option: A
Explanation:

The full moon night is called purnima as well new moon is called amavasya.

Fill in the blank:

During one synodic month, the Moon takes ______ complete revolution around the Earth with respect to the background stars.

evs sun and planets moon the moon's path in the sky the moon

  1. $1$

  2. $0.5$

  3. $2$

  4. $0.25$

Show answer
Correct Option: A
Explanation:
The time taken by the Moon to complete one revolution around the Earth with reference to the background stars, is called a synodic month.

On which day is the whole disc of the Moon visible?

evs sun and planets moon the moon's path in the sky the moon

  1. New moon day

  2. Full moon day

  3. Half moon day

  4. Crescent moon day

Show answer
Correct Option: B
Explanation:

On a full moon day, the entire bright or illuminated part of the Moon faces the Earth. Hence it is visible as a whole disc.

Fill in the blank:

There are many _______ on the surface of the moon.

evs sun and planets moon the moon's path in the sky the moon

  1. Craters

  2. Rivers

  3. Valleys

  4. Plateaus

Show answer
Correct Option: A
Explanation:

There are many craters of different sizes on the surface of the Moon.

Can we hear any sound on the Moon?

evs sun and planets moon the moon's path in the sky the moon

  1. True

  2. False

Show answer
Correct Option: B
Explanation:

There is no atmosphere on the surface of the Moon. Sound cannot travel without a medium. Hence, there is no sound on the Moon.