Questions

Q:

If 20 men working 8 hours per day can complete a piece of work in 21 days. How many hours per day must 48 men work to complete the same job in 7 days?

A) 12 B) 20
C) 10 D) 15
 
Answer & Explanation Answer: C) 10

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Q:

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

A) Talkative B) Foolishness
C) Graceful D) Entertainer
 
Answer & Explanation Answer: A) Talkative

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Filed Under: English
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Q:

Polyploidy arises due to change in the

A) number of chromatids B) structure of genes
C) number of chromosomes D) structure of chromosomes
 
Answer & Explanation Answer: C) number of chromosomes

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Filed Under: Biology

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Q:

Which of the following is not a plant hormone?

A) Gibberellic B) Auxins
C) Cytokinins D) Thyroxin
 
Answer & Explanation Answer: D) Thyroxin

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Filed Under: Biology
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Q:

Cinnabar is an ore/mineral of

A) Lead B) Manganese
C) Molybdenum D) Mercury
 
Answer & Explanation Answer: D) Mercury

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Filed Under: Chemistry
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Q:

Ozone is represented as _____.

A) O3 B) H2O2
C) Cl2O D) N2O
 
Answer & Explanation Answer: A) O3

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Q:

Which molecule contains a polar covalent bond?

A) NBr3 B) C2H4
C) ZnS D) AgL
 
Answer & Explanation Answer: A) NBr3

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Q:

Magnetite is an ore/mineral of

A) Beryllium B) Chromium
C) Iron D) Lead
 
Answer & Explanation Answer: C) Iron

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Filed Under: Chemistry
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