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 General Science Questions

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Q:

Marble comes under which category of rocks?

A) Sedimentary B) Igneous
C) Metamorphic D) None of these
 
Answer & Explanation Answer: C) Metamorphic

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Q:

Minamata disease is a nervous disorder caused by eating fish, polluted with _____

A) Iron B) Mercury
C) Lead D) Nickel
 
Answer & Explanation Answer: B) Mercury

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Q:

A school always has a

A) Library B) Headmaster
C) Teacher D) Building
 
Answer & Explanation Answer: C) Teacher

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Q:

What is organic matter in soil is also called

A) residue B) humus
C) occlusion D) compact
 
Answer & Explanation Answer: B) humus

Explanation:

In soil, organic matter consists of plant and animal material that is in the process of decomposing. When it has fully decomposed it is called humus. Soil organic matter serves as a reservoir of nutrients for crops, provides soil aggregation, increases nutrient exchange, retains moisture, reduces compaction,... 

This humus is important for soil structure because it holds individual mineral particles together in clusters.

 

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Q:

There is a protocol signed to reduce production of CFC, known as

A) CFC Protocol B) IR Protocol
C) Montreal Protocol D) UV Protocol
 
Answer & Explanation Answer: C) Montreal Protocol

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Q:

Ficus benghalensis is the scientific name of _______.

A) Banyan B) Pineapple
C) Babul D) Tulsi
 
Answer & Explanation Answer: A) Banyan

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Q:

What is called the maximum distance from the Sun in a planet in its orbit?

A) Perihelion B) Aphelion
C) Apogee D) Perigee
 
Answer & Explanation Answer: B) Aphelion

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Q:

Which of the following is not a commercial source of energy?

A) Coal B) Petroleum
C) Natural Gas D) Firewood
 
Answer & Explanation Answer: D) Firewood

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