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Q:

Which of the following is reared for its fleece/fiber?

A) Alpaca B) Alabama
C) Apache D) Alluvial
 
Answer & Explanation Answer: A) Alpaca

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Filed Under: Biology
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Q:

Which of the following is not a constituent of biogas?

A) Carbon dioxide B) Hydrogen Sulphide
C) Methane D) Carbon Monoxide
 
Answer & Explanation Answer: A) Carbon dioxide

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Filed Under: Chemistry
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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:

If price of an article decreases from Rs. 25 to Rs. 20, quantity demanded increases from Q1 units to 1500 units. If point elasticity of demand is -1.25, find Q1?

A) 900 units B) 1200 units
C) 1800 units D) 2000 units
 
Answer & Explanation Answer: B) 1200 units

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Filed Under: Indian Economy
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Q:

Who is the Bengali writer who won the 31st Moortidevi Award for the year 2017?

A) Joy Goswami B) Taslima Nasreen
C) Subhro Bandhopadhyay D) Baby Halder
 
Answer & Explanation Answer: A) Joy Goswami

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Filed Under: Honours and Awards
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Q:

Two smaller circles touch a large circle internally and pass through the center O of the larger circle. If the diameter of the bigger circle is 28 cm, thenwhat is the area of the bigger circle which is not enclosed by the two smaller circles (in sq.cm)?

A) 154 B) 256
C) 308 D) 616
 
Answer & Explanation Answer: C) 308

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

The successive discount of 15%, 20% and 25% on an article is equivalent to the single discount of

A) 60% B) 47%
C) 49% D) 40%
 
Answer & Explanation Answer: C) 49%

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

The ratio of angles of a triangle are 1 : 2/3 : 3. Then the smallest angle is

A) 21 4/7° B) 25°
C) 25 5/7° D) 38 4/7°
 
Answer & Explanation Answer: C) 25 5/7°

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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