Questions

Q:

Constantan is alloyed from ...... metals.

A) Ni, Ti, Fe, Cr B) Cu, Ni, Mn
C) Ni, Cr, Mn, Fe D) Cu, Ni
 
Answer & Explanation Answer: D) Cu, Ni

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Filed Under: Chemistry
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Q:

Which one of the following cell organelles mainly functions as storehouse of digestive enzymes?

A) Desmosome B) Ribosome
C) Lysosome D) Vacuoles
 
Answer & Explanation Answer: C) Lysosome

Explanation:

Lysosome is found in nearly all types of eukaryotic cells (cells with a clearly defined nucleus) and is responsible for the digestion of macromolecules, old cell parts, and microorganisms. Each lysosome is surrounded by a membrane that maintains an acidic environment within the interior via a proton pump. Lysosomes contain a wide variety of hydrolytic enzymes (acid hydrolases) that break down macromolecules such as nucleic acids, proteins, and polysaccharides. So, they are known as storehouse of digestive enzymes.

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Q:

The ozone layer is mainly found in the lower portion of the _______.

A) stratosphere B) troposphere
C) mesosphere D) thermosphere
 
Answer & Explanation Answer: A) stratosphere

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams

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Q:

At hill stations, the boiling point of water will be

A) same as at sea level B) less than that at sea level
C) more than that at sea level D) equal to the melting point of ice
 
Answer & Explanation Answer: B) less than that at sea level

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Q:

Which bank became the third bank by the Reserve Bank of India into Domestic Systemically Important Banks (D-SIBs) list?

A) ICICI Bank B) SBI
C) HDFC Bank D) Axis Bank
 
Answer & Explanation Answer: C) HDFC Bank

Explanation:

The Reserve Bank of India (RBI) has added HDFC Bank, the second largest private sector lender of country in list of Domestic Systemically Important Banks (D-SIBs). HDFC Bank is third bank in country to be added in list of D-SIBs after State Bank of India (SBI) and ICICI Bank which were added in 2016 and continue to be in that category.

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Q:

Why boiling point of water decreases at high altitudes?

A) Because of high temperature B) Because of low atmospheric pressure
C) Because of low temperature D) Because of high atmospheric pressure
 
Answer & Explanation Answer: B) Because of low atmospheric pressure

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Filed Under: Physics
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Q:

A wooden block of mass m1 kg accelerates at m/s when a force of 5 N acts on it. Another block of mass m2 kg accelerates at 20 m/s when the same force acts on it. If both the blocks are tied together and the same force acts on their combination, the acceleration will be about

 

A) 6.67 m/s2 B) 1.67 m/s2
C) 5.67 m/s2 D) 4.67 m/s2
 
Answer & Explanation Answer: A) 6.67 m/s2

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Filed Under: Physics
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Q:

In India, which of the following body is Constitutional in nature?

A) NITI Aayog B) National Human Rights Commission
C) Central Vigilance Commission D) Finance Commission
 
Answer & Explanation Answer: D) Finance Commission

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Filed Under: Indian Politics
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