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Q:

Which of the following are not pastoral nomads?

A) Pygmies B) Kazaks
C) Masai D) Lapps
 
Answer & Explanation Answer: A) Pygmies

Explanation:

The pygmies are hunting nomads

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Filed Under: World Geography

Q:

Which is the largest fishing ground in the world?

A) Japan sea B) North sea
C) North-East-Pacific D) Newfoundland water
 
Answer & Explanation Answer: B) North sea

Explanation:

North sea is the largest fishing ground while the North-West pacific is the greatest region

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Filed Under: World Geography

Q:

Magma that reaches earth's surface and then solidifies is called

A) granite B) lava
C) quartz D) silicates
 
Answer & Explanation Answer: B) lava

Explanation:
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Filed Under: World Geography

Q:

Climate of a place is dependent on several factors. Which of the followin is the most significant?

A) Distance from sea B) Direction of winds
C) Latitude D) Ocean curents
 
Answer & Explanation Answer: C) Latitude

Explanation:
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Filed Under: World Geography

Q:

Which of these places lies nearest to the Equator?

A) Singapore B) Lagos
C) Colombo D) Jakarta
 
Answer & Explanation Answer: A) Singapore

Explanation:
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Filed Under: World Geography

Q:

No current will flow between two charged bodies if they have the same 

A) resistance B) charge
C) potential D) charge/ potential ratio
 
Answer & Explanation Answer: C) potential

Explanation:

An electric charge always flows from a body at higher potential to a body at a lower potential irrespective of the amounts of charges contained in them. In the question , no current flows. So there is no potential difference. 

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Filed Under: Physics

Q:

When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is

A) the violet ray B) the red ray
C) the green ray D) the blue ray
 
Answer & Explanation Answer: B) the red ray

Explanation:

Red is deviated the least and violet the most

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Filed Under: Physics

Q:

A cup of hot coffee is placed on a metal table in a room. By which of the following methods does it lose heat?

A) conduction and convection only B) conduction and radiation only
C) convection and radiation only D) conduction, convection and radiation
 
Answer & Explanation Answer: D) conduction, convection and radiation

Explanation:

Part of the heat is conducted away by the metal table. Convection currents in air near the surface of the coffee are set up which accounts for some heat loss. Heat is also lost by radiation from the hot coffee to the surroundings. Most of the heat is lost by the last method.

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Filed Under: Physics