The term ‘epicenter’ is associated with
(1) Earthquakes
(2) Volcanoes
(3) Cyclones
(4) Landslides
Adv.
What is the scale used for measuring the intensity of the earthquake?
(1) Richter scale
(2) Metric scale
(3) Centigrade scale
(4) Newton’s scale
The Equator represents
(1) line joining North and South poles
(2) imaginary line passing round the Earth midway between North & South poles
(3) a belt (ring) around the planet Saturn
(4) axis of rotation of Earth
The acceleration due to gravity at the equator
(1) is less than that at the poles
(2) is greater than that at the poles
(3) is equal to that at the poles
(4) does not depend on the earth’s centripetal acceleration
The ‘Pacific Ring of Fire’ is associated with
(1) oil well fires
(2) thermal power station
(3) volcanoes and earthquakes
(4) forest fires
Which one of the following rivers forms an estuary ?
(1) Ganga
(2) Tapti
(3) Godavari
(4) Mahanadi
How much of the Earth's land surface is desert ?
(1) 1/10th
(2) 1/5th
(3) 1/3rd
(3) 1/6th
What percentage of the world’s freshwater is stored as glacial ice?
(1) 50%
(2) 10%
(3) 70%
(4) 30%
The approximate circumference of the Earth is
(1) 13,000 km
(2) 20,000 km
(3) 25,000 km
(4) 30,000 km
Desertification can be checked by
(1) plugging gullies
(2) checking over-grazing
(3) contour ploughing
(4) forming shelterbelts
In an iceberg floating in the sea, out of 10 parts of its mass, how much will remain above the surface of the water?
1) 1 part
(2) 2 parts
(3) 4 parts
(4) 6 parts
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