Questions

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:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

As the improvement in his situation was ______________, the doctor did not discharge him.

A) marginal B) tiny
C) microscopic D) negated
 
Answer & Explanation Answer: A) marginal

Explanation:
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Filed Under: English
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Q:

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.


The "Global Nutrition Report 2016" once again ____________ India's slow overall progress ____________ addressing chronic malnutrition, manifest in stunting (low weight for age), wasting (low weight for height), micronutrient __________ and over­weight. Our track _________ in reducing the proportion of undernourished children over the past decade has been modest at best, and _____________ what other countries with comparable socio­economic indicators have achieved.


Our track _________ in reducing the proportion of undernourished children

A) progress B) record
C) report D) result
 
Answer & Explanation Answer: B) record

Explanation:
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Q:

Picture of which US President is on the 5 dollar note?

A) George Washington B) Thomas Jefferson
C) Abraham Lincoln D) Andrew Jackson
 
Answer & Explanation Answer: C) Abraham Lincoln

Explanation:
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Q:

Which ruler of Bengal had relations with China?

A) Ghiyasuddin Azamshah B) Sikandar Shah
C) Nusrat Shah D) Hussein Shah
 
Answer & Explanation Answer: A) Ghiyasuddin Azamshah

Explanation:
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Filed Under: Indian History

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Q:

Two chords AB and PQ of a circle intersect at D inside a circle. If AD = 4 cm, DB = 6 cm, QD = 3 cm, the length of PQ is equal to

A) 11 cm B) 8 cm
C) 9 cm D) 10 cm
 
Answer & Explanation Answer: A) 11 cm

Explanation:
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Q:

Which ruler of Bengal gave a portion of Orissa to the Marathas?

A) Shaista Khan B) Murshid Kuli Khan
C) Alivardi Khan D) Sirajuddaula
 
Answer & Explanation Answer: C) Alivardi Khan

Explanation:
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Filed Under: Indian History
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Q:

Who invented Antibiotics?

A) Joseph Lister B) William Harvey
C) Robert Knock D) Alexander Fleming
 
Answer & Explanation Answer: D) Alexander Fleming

Explanation:
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Filed Under: Inventions
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