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Q:

The upper part of the mantle upon which the crust of the earth floats is called

A) Barysphere B) Mesosphere
C) Mohorovic discontinuity D) Asthenosphere
 
Answer & Explanation Answer: D) Asthenosphere

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Filed Under: World Geography

Q:

The mapping of which of the following is most difficult

A) Mountains B) Plateau and Plains
C) Interior of the earth D) Oceans and their depth
 
Answer & Explanation Answer: C) Interior of the earth

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Q:

Which of the following layers of the earth is believed to have the heavist mineral materials of highest density

A) Central core B) Crust
C) Mantle D) Both (B) and (C)
 
Answer & Explanation Answer: A) Central core

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Q:

Which one of the following is present in the largest amount in terms of percent by mass in the earth's crust

A) Silicon B) Oxygen
C) Carbon D) Calcium
 
Answer & Explanation Answer: B) Oxygen

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Q:

Who discovered the solar system

A) Copernicus B) Kepler
C) Aryabhatta D) Newton
 
Answer & Explanation Answer: A) Copernicus

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Filed Under: World Geography

Q:

Which is the closest star to Earth

A) Sirius B) Sun
C) Rigel D) Deneb
 
Answer & Explanation Answer: B) Sun

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Q:

Which of the following is the farthest planet to the Sun

A) Mars B) Jupitar
C) Neptune D) Earth
 
Answer & Explanation Answer: C) Neptune

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Q:

The most abundant metal in earth crust is

A) Iron B) magnesium
C) calcium D) aluminium
 
Answer & Explanation Answer: D) aluminium

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Filed Under: Chemistry