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Q:

What is the gram formula mass of K2CO3?

A) 147 B) 138
C) 129 D) 116
 
Answer & Explanation Answer: B) 138

Explanation:

The gram formula mass of a compound is nothing but the molar mass.

The molar mass of K2CO3 (Potassium Carbonate) is given by

Atomic weights of individual elements are

 

K (Potassium) = 39 g

C (Carbon) = 12 g

O (Oxygen) = 16 g

 

Hence, that of K2CO3 = 39(2) + 12 + 16(3)

= 78 + 12 + 48

= 138.

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Filed Under: Chemistry
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Q:

The Orchid Paradise in India is

A) Andhra Pradesh B) Meghalaya
C) Arunachal Pradesh D) Rajasthan
 
Answer & Explanation Answer: C) Arunachal Pradesh

Explanation:

Arunachal Pradesh is called The Orchid Paradise in India.

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Filed Under: Indian Geography
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Q:

How does the Sun get its energy

A) From gravitational pressure B) From nuclear fission
C) From nuclear fusion D) None of the above
 
Answer & Explanation Answer: C) From nuclear fusion

Explanation:
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Filed Under: World Geography

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Q:

The AIADMK IT Wing has launched the first-of-its-kind women safety application in Tamil Nadu. The app is called ___________.

A) Jayanit Rama B) Lalitan Linga
C) Ammanita Vihu D) Ammavin Aran
 
Answer & Explanation Answer: D) Ammavin Aran

Explanation:

The AIADMK IT Wing has launched the first-of-its-kind women safety application in Tamil Nadu. The app is called 'Ammavin Aran' meaning 'mother's fortress'.

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Filed Under: General Awareness
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Q:

Nav Mangalore port located on the bank of which river?

A) Gurupura B) Sharavati
C) Kaveri D) Kumaradhara
 
Answer & Explanation Answer: A) Gurupura

Explanation:

Panambur is the site of seaport called Nav Mangalore port or New Mangalore Port. It is located to the north of the Gurupura river confluence with the Arabian Sea.

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Filed Under: Indian Geography
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Q:

What is the capital of Bulgaria?

A) Yaounde B) Sofia
C) Moroni D) None
 
Answer & Explanation Answer: B) Sofia

Explanation:

Moroni is the capital of Bulgaria

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Q:

What was the name of the irregular army led by Karim Razvi which was finally disbanded by Indian troops on December14, 1948?

Answer

Razakars

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Subject: General Awareness

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Q:

Systems biology is mainly an attempt to

A) simplify complex problems by reducing the system into smaller, less complex units. B) understand the behavior of entire biological systems.
C) analyze genomes from different species. D) speed up the technological application of scientific knowledge.
 
Answer & Explanation Answer: B) understand the behavior of entire biological systems.

Explanation:

Systems biology is mainly an attempt to understand the behavior of entire biological systems by studying interactions among its component parts.

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Filed Under: General Science
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