Questions

Q:

Why does water tank appear shallower when viewed from the top?

A) Due to reflection B) Due to refraction
C) Due to diffraction D) Due to total internal reflection
 
Answer & Explanation Answer: B) Due to refraction

Explanation:
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Filed Under: Physics
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Q:

Steroid hormones exert their action by

A) entering the cell and activating mitichondrial DNA B) binding cell receptors
C) activating hypothalmic release of regulating hormones D) entering the nucleus of a cell and initiating or altering the expression of a gene
 
Answer & Explanation Answer: D) entering the nucleus of a cell and initiating or altering the expression of a gene

Explanation:

Steroid hormones exert their action by entering the nucleus of a cell and initiating or altering the expression of a gene.

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Filed Under: Biology
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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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Filed Under: Chemistry
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

In exactly the same words as were used originally

A) Verbatim B) Offbeat
C) Divergent D) Contrary
 
Answer & Explanation Answer: A) Verbatim

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Filed Under: English
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Q:

Select the word with the correct spelling.

A) tapestry B) emannates
C) insissted D) coalese
 
Answer & Explanation Answer: A) tapestry

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Filed Under: English
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

(of a cat) to make a low continuous vibratory sound expressing contentment.

 

A) to buzz B) to roar
C)  to meow D) to purr
 
Answer & Explanation Answer: D) to purr

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Filed Under: English
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Q:

Read each sentence to find out whether there is any error in any underlined part and indicate your response in the Answer Sheet against the corresponding letter i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).

A) I waited B) for her return
C) with growing unease D) No error
 
Answer & Explanation Answer: C) with growing unease

Explanation:

The error is in third part. “unease” is wrong expression because it is in noun form. Correct usage will be “with growing “uneasiness”, which is an adjective qualifying wait. Which means as time passed while I waited, I grew more and more uneasy.

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Filed Under: English
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Q:

Bajirao I (1720–1740 AD) was the ruler of which dynasty?

A) Nanda B) Peshwas
C) Haryanka D) Maurya
 
Answer & Explanation Answer: B) Peshwas

Explanation:
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Filed Under: Indian History
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