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1
The development of cyclones depends on __________________
Wind speed
Temperature
Humidity
All of the above
2
What is the centre of a cyclone known as?
Focus
Eye
Mid point
Epicentre
3
An extremely strong wind that blows in circles is called __________
Tornado
Comet
Waterspout
Hurricane
4
The revolving storm which is formed over warm sea-water is ________________
Tsunami
Cyclone
Thunderstorm
5
Which one of the following place is unlikely to be affected by a cyclone?
Chennai
Mangaluru (Mangalore)
Jammu
Puri
6
The storm associated with funnel-shaped cloud that reaches from the sky to the ground is called ________________
Storms
Lightning
7
A lot of water covering houses and streets is called __________________
Flood
Solar Eclipse
8
The centre of cyclone is called____________
Centre
Middle
9
Which of the following is true of the 'eye' of a cyclone?
It is an area of high pressure
It is an area of low pressure
It has lots of clouds and rains
It has high temperature
10
High speed winds are accompained by ________________
Increased pressure
Reduced pressure
Water vapour
Static electricity
11
Name three natural phenomena involving high speed winds which can create disasters and pose a threat to life and property.
Rainfall. Tornadoes and Storm
Thunderstorms Cyclones and Tornadoes
Rain, Cyclones and Drought
Evaporation, Conduction and Radiation
12
What is the best thing to do when strong winds are blowing over a hut having a weak thatched roof ?
Open the doors and windows
Close all the doors and windows
Make holes in the roof
Burn wood inside
13
During a cyclone air moves from:
Region of high pressure to low pressure
Region of high pressure to high pressure
Region of low velocity to high velocity
Region of high pressure to low velocity
14
Which of the following are not associated with cyclones?
Strong winds
Heavy rains
Tidal waves
Volcanic eruptions
15
Which area of a cyclone is calm, free of clouds and has only light winds ?
Eye of cyclone
Extreme outward area of cyclone
Bottom part of cyclone
None of These