Indian Ocean – Relief and Strategic Importance — Geography STD 11 Commerce / Arts — Question

An increase of 1° – 2°C in ocean temperatures for a long time can lead to …………………. of corals.

A – Gravity is a major factor in mass wasting.
R – Gravity pulls all things down to the earth’s surface.

A – Sodium chloride and potassium are parts of inorganic oceanic resources.
R – Salt extraction is a major activity in coastal areas.

The oceanic trenches generally occur along plate boundaries and are associated with …………………

When rocks and pebbles bump into each other and break up into smaller fragments it is called ………………

The phenomenon of tides releases ………………..

Bhopal gas tragedy of 1984 was a ……………….

People living in ………………….. areas are more likely to be affected by Tsunamis.

India has been successful in mitigation the effects of the following disaster.
(a) Earthquake
(b) Volcanic eruptions
(c) Floods
(d) Cyclones

Loss of homes, permanent changes in the position of river channel and adverse effects on tourism in an affected area due to an earthquake etc., are ……………..