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 General Science Questions

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Q:

Which colour is formed when Blue and Green are mixed?

A) Cyan B) Brown
C) Black D) Violet
 
Answer & Explanation Answer: A) Cyan

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Q:

The boundary between Earth's crust and mantle is _____.

A) Moho discontinuity B) Lehman discontinuity
C) Conrad discontinuity D) Gutenberg discontinuity
 
Answer & Explanation Answer: A) Moho discontinuity

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Q:

Which of the following pair/pairs is/are INCORRECT?
I. Golden revolution - Fruits production
II. Blue revolution - Increasing production of fertilizers
III. Yellow revolution - For the production of eggs

A) Only I B) Only II
C) Both I and II D) Both II and III
 
Answer & Explanation Answer: D) Both II and III

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1 741
Q:

Which disease is caused by Nickel?

A) Itai Itai B) Dermatitis
C) Learning disability D) Asthma
 
Answer & Explanation Answer: B) Dermatitis

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1 719
Q:

Which of the following statements is/are correct?

1.In June 2016, the LIGO group of scientists announced the detection of a second set of gravitational waves.

2.Gravitational waves were generated due to merger of two black holes at about 1.4 billion light-years distant.

3.Gravitational waves were inserted due to collision of two white dwarf stars at about 1.4 billion light-years distant.

Select the correct answer using the code given below.

 

A) 1 only B) 1 and 2 only
C) 2 and 3 only D) 1, 2 and 3
 
Answer & Explanation Answer: D) 1, 2 and 3

Explanation:

All are correct. Gravitational waves don’t get distorted or altered by interactions with matter as they go through space. gravitational waves have pure information about the objects and events that created them. The Government of India has given approval for the world’s third advanced Laser Interferometer Gravitational Wave Observatory (LIGO-India) to set up in India.

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Q:

The exchange of materials between blood and interstitial fluid occurs only at the _____.

A) Veins B) Capillaries
C) Arteries D) Arterioles
 
Answer & Explanation Answer: B) Capillaries

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2 785
Q:

Which of the following three R's are regarded as environment friendly?

A) Reduce – Reuse – Recycle B) Reduce – Reuse – Reutilize
C) Recollect – Reuse – Reutilize D) Reduce – Renew – Reutilize
 
Answer & Explanation Answer: A) Reduce – Reuse – Recycle

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Q:

In which industry Potassium Nitrate is used commercially?

A) Glass Manufacturing B) Electroplating
C) Fire Cracker Manufacturing D) Leather Industry
 
Answer & Explanation Answer: C) Fire Cracker Manufacturing

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