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Q:

Propyne and propene can be distinguished by

A) AgNO₃ in ammonia B) conc. H₂SO₄
C) dil. KMnO₄ D) Br₂ in CCl₄
 
Answer & Explanation Answer: A) AgNO₃ in ammonia

Explanation:

Propene, being an alkene, and propyne, being a alkyne, are distinguished using the common chemical tests namely ammoniacal silver nitrate or ammoniacal cuprous chloride. Ammoniacal silver nitrate is also called as Tollen's reagent.

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Filed Under: Chemistry
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Q:

Who of the following was the last Governor General of Bengal?

A) William Bentinck B) Warren Hastings
C) Lord Canning D) Lord Wellesley
 
Answer & Explanation Answer: A) William Bentinck

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams

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Q:

Which of the following quadratic equations has equal roots?

A) x2 -­ 14x -­ 49 = 0 B) x2 + 7x + 49 = 0
C) x2 -­ 7x -­ 49 = 0 D) x2 + 14x + 49 = 0
 
Answer & Explanation Answer: D) x2 + 14x + 49 = 0

Explanation:
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Filed Under: Simplification
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Q:

Which type of pathogen causes the water-borne disease Typhoid fever?

A) Algal B) Parasitic
C) Protozoan D) Bacterial
 
Answer & Explanation Answer: D) Bacterial

Explanation:
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Filed Under: Biology
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Q:

To get number 40, the number 56/9 should be multiplied with

A) 52/7 B) 26/7
C) 45/6 D) 45/7
 
Answer & Explanation Answer: A) 52/7

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Filed Under: Problems on Numbers
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Q:

The fraction from the ones listed below that will NOT lead to a recurring decimal is

A) 8/56 B) 6/56
C) 4/56 D) 7/56
 
Answer & Explanation Answer: D) 7/56

Explanation:
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Filed Under: Decimal Fractions
Exam Prep: Bank Exams

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Q:

According to an early Indian philosopher everything is made up of ___ basic elements.

A) 2 B) 4
C) 3 D) 5
 
Answer & Explanation Answer: D) 5

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Filed Under: Chemistry
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Q:

Total number of countries in the world are

A) 125 B) 165
C) 255 D) 195
 
Answer & Explanation Answer: D) 195

Explanation:
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Filed Under: World Geography
Exam Prep: Bank Exams

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