Questions

Q:

Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre?

A) -3.75 diopters B) -11.25 diopters
C) 3.75 diopters D) 11.25 diopters
 
Answer & Explanation Answer: D) 11.25 diopters

Explanation:
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Q:

Which device is used to measure the depth of ocean?

A) Lexometer B) Nanometer
C) Fathometer D) Hydrometer
 
Answer & Explanation Answer: C) Fathometer

Explanation:
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Q:

In general the largest component of bog soils is

A) organic matter B) water
C) living organisms D) air
 
Answer & Explanation Answer: A) organic matter

Explanation:

A Bog soil is an intrazonal group of poorly drained dark peat or muck soils underlain by peat and developed under swamp or marsh types of vegetation.

The largest component of bog soils is organic matter.

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Filed Under: Chemistry
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Q:

Which process forms exfoliation domes?

A) biological activity B) frost wedging
C) unloading D) reactions with oxygen
 
Answer & Explanation Answer: D) reactions with oxygen

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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best express the same sentence in Indirect/Direct speech.

 

The teacher said to the student,"Why were you absent yesterday?"

A) The teacher asked the student why had been he absent the previous day. B) The teacher asked the student why had he been absent the previous day.
C) The teacher informed the student that why he had been absent the next day. D) The teacher asked the student why he had been absent the previous day.
 
Answer & Explanation Answer: D) The teacher asked the student why he had been absent the previous day.

Explanation:
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Filed Under: English
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Q:

In the following question, out of the four alternatives, select the word similar in meaning to the word given.
Ebullient

A) Deceitful B) Insincerity
C) Enthusiastic D) Prejudice
 
Answer & Explanation Answer: C) Enthusiastic

Explanation:
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Q:

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

In a nutshell

A) In translation B) A decorative language
C) A well-packed parcel D) Briefly and concisely
 
Answer & Explanation Answer: D) Briefly and concisely

Explanation:
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Q:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Taking the test, the teacher gave me a passing grade.

A) After I took the test B) After taking the test
C) As I took the test D) No improvement
 
Answer & Explanation Answer: A) After I took the test

Explanation:
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