How does cyclone decrease the fertility of the soil in the coastal areas?
By flooding the land with saline water
By dissolving soil and rocks
By increasing the water table of the place
By decreasing the water table of the place.
The weak zones around the boundaries of plates underneath earth which are prone to slide and causes earth quake are commonly known as
fault zone
eruption zone
explosive zone
sliding zone
In which of the following temperature, air will reach more height
100C
400C
200C
-50C
What is the effect of pressure in air movement ?
Air moves from the region of low pressure to high pressure
Air moves from the region of high pressure to low pressure
Air does not depend upon the pressure
Air does not move at all
Which of the following is the first sign of an approaching cyclone?
Rains accompanied by lightning.
High temperature and humidity
Cool breeze
Powerful water waves.
During a cyclone air moves from
region of high pressure to low pressure
region of low pressure to high pressure
region of low velocity to high velocity
region of high pressure to low velocity.
Thunderstorm can be a beginning of
Lightning
Cyclone
Hurricane
Tornardo
Name the process by which the winds from oceans carry water and bring rain
Typhoon
Monsoon
Air exerts pressure
Downward direction only
Upward direction only
Sideways only
All directions
A tornado is
an uneven heating between two regions.
a strong circulatory winds in the tropical region.
a violent twisting funnel of wind
None of these
