# Olympiad Test: Winds Storms & Cyclones

## 20 Questions MCQ Test NCERT Textbooks (Class 6 to Class 12) | Olympiad Test: Winds Storms & Cyclones

Description
Attempt Olympiad Test: Winds Storms & Cyclones | 20 questions in 20 minutes | Mock test for UPSC preparation | Free important questions MCQ to study NCERT Textbooks (Class 6 to Class 12) for UPSC Exam | Download free PDF with solutions
QUESTION: 1

### First Stage Cyclone warning is issued

Solution:

The First Stage warning Pre Cyclone Watch, issued 72 hours in advance. It contains an early warning about the development of a cyclonic disturbance in the north Indian Ocean, its likely intensification into a tropical cyclone and the coastal belt likely to experience adverse weather.

QUESTION: 2

### With increase in temperature, atmospheric pressure ___________.

Solution:

There exists a negative relation between pressure and temperature. When temperature increases pressure will fall and vice versa. That is why, pressure increases from equatorial region towards the polar region.

QUESTION: 3

### Cyclone is followed by

Solution:

In coastal areas cyclone is followed by flood. The water bring about by the high velocity wind cause flood.

QUESTION: 4

Reduced air pressure cause

Solution:

Reduced air pressure cause increased wind speed. The air surrounding the low pressure area moves toward the low pressure to cause increased wind speed.

QUESTION: 5

Warm air is ____________ than cold air.

Solution:

Warm air is lighter than cold air. Lighter air moves upward to create low pressure area.

QUESTION: 6

Air expands on

Solution:

Air expands on heating and condenses on cooling due to gaining kinetic energy.

QUESTION: 7

Rapid expansion of air due to lightening cause

Solution:

Rapid expansion of air due to lightening cause thunder. Lightening occurs when two charged clouds come in contact of each other.

QUESTION: 8

Which of the following part of India is generally not affected by cyclone?

Solution:
QUESTION: 9

Wind air is generated due to

Solution:

Wind air is generated due to uneven heating of earth. More heated area develop low pressure and than other and air blows from high pressure to low pressure.

QUESTION: 10

High speed wind can be destructive due to

Solution:

High speed wind can be destructive due to large amount of kinetic energy associate with it to uproot trees and buildings.

QUESTION: 11

Sudden occurrence of light due to friction of clouds is called

Solution:

Sudden occurrence of light due to friction of clouds is called lightening. It occurs due to interaction between two charged clouds.

QUESTION: 12

Wind speed results in storm, which can be

Solution:

Wind speed results in storm which can be highly destructive. High speed wind can uproot the tree and destroy the buildings.

QUESTION: 13

During flood, contamination of water causes shortage of

Solution:

During flood, contamination of water causes shortage of drinking water as water bodies get contaminated with harmful substances.

QUESTION: 14

For escape of hot air room has

Solution:

Hot airs are lighter and move upwards, for escape of hot air from the room, ventilators are provided just beneath the roof in the walls.

QUESTION: 15

Building can be protected from lightening by using

Solution:

Building can be protected from lightening by using lightening rod at the top of building to carry the charge of lightening to the ground.

QUESTION: 16

Violent storms accompanied by high wind speed is called

Solution:

Violent storms accompanied by high wind speed is called cyclone. It brings heavy rain along with high velocity wind to cause destruction.

QUESTION: 17

The eye of storm is a

Solution:

The eye of storm is a calm area around which wind blows very rapidly.

QUESTION: 18

Cold air is _______________ than warm air.

Solution:

Cold air is heavier than warm air and moves down ward. Hot air moves upward.

QUESTION: 19

Humidity in air is maximum in

Solution:

Humidity in air is maximum in monsoon season, because lots of raining occurs during this period of time.

QUESTION: 20

Rows of trees grown along the coastal areas to reduce the impact of cyclones are known as

Solution:

The rows of trees grown along the coastal areas to reduce the impact of cyclone are known as mangroves as it breaks the wind speed to reduce the pressure.

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