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Q:

The most extensive use of molasses after fermentation is for producing

A) Methanol B) Sugar
C) Ethanol D) Sugarcane
 
Answer & Explanation Answer: C) Ethanol

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Q:

What is a normal pH level in blood?

A) 7.35 - 7.45 B) 7.45 - 7.55
C) 7.6 - 7.7 D) 7 - 7.10
 
Answer & Explanation Answer: A) 7.35 - 7.45

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Q:

Which among the following has lowest electron affinity?

A) Fluorine B) Chlorine
C) Bromine D) Argon
 
Answer & Explanation Answer: D) Argon

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Q:

Ozone is an ______ of oxygen.

A) Allotrope B) Isotope
C) Isobar D) Isotone
 
Answer & Explanation Answer: A) Allotrope

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Q:

The first two steps in the lithification process are

A) Cementation and Proposal B) Compaction and Ratification
C) Compaction and Cementation D) Ratification and Cementation
 
Answer & Explanation Answer: C) Compaction and Cementation

Explanation:

The first two steps in the lithification process are Compaction and Cementation.

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Q:

Which of the metals has the maximum thermal conductivity?

A) Iron B) Aluminium
C) Silver D) Copper
 
Answer & Explanation Answer: C) Silver

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Q:

Ammonia can be dried by

A) Sulphuric acid B) Calcium oxide
C) Phosphorus pentoxide D) Calcium Chloride
 
Answer & Explanation Answer: D) Calcium Chloride

Explanation:

Ammonia can be dried by Calcium Chloride or calcium hydroxide.

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Q:

Group 7A of the periodic table contains the

A) most reactive metals B) least reactive non metals
C) most reactive non metals D) least reactive metals
 
Answer & Explanation Answer: C) most reactive non metals

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