Questions

Q:

Which one of the following organisms is dependent on saprophytic mode of nutrition?

 

A) Agaricus B) Ulothrix
C) Riccia D) Cladophora
 
Answer & Explanation Answer: A) Agaricus

Explanation:

Saprophytic fungi feed on dead plant and animal remains. Many are extremely beneficial, breaking down this organic material into humus, minerals and nutrients that can be utilised by plants. Agaricus is one among them.

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Filed Under: Biology
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Q:

The APGAR scale measures the

the apgar scale measures the

A) heart rate B) muscle tone
C) respiration D) all the above
 
Answer & Explanation Answer: D) all the above

Explanation:

The Apgar score is a measure of a baby's condition after birth. Elements of the Apgar score include color, heart rate, reflexes, muscle tone, and respiration.

 

 

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Filed Under: Biology
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Q:

Choose the most appropriate answer:

Todar Mal was associated with________ in Akbar’s durbar.

A) Music B) Literature
C) Finance D) Law Reforms
 
Answer & Explanation Answer: C) Finance

Explanation:

Raja Todar Mal was the Finance Minister of the Mughal empire during Akbar's reign.

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Q:

Lime water becomes white due to which gas?

 

A) CO2 B) O2
C) NO2   D) N2
 
Answer & Explanation Answer: A) CO2

Explanation:
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Q:

Which ' water Body ' separates Andaman and Nicobar Islands

A) 10 Degree Channel B) 11 Degree Channel
C) Andaman sea D) Bay of Bengal
 
Answer & Explanation Answer: A) 10 Degree Channel

Explanation:
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Q:

Statement I :

Tides are the rise and fall of sea levels caused by the combined effects of the gravitationed forces exerted by the Moon and the Sun and the rotation of the Earth.

Statement II :

The Earth rotates from west to east. 

 

A) Both the statements are individually true and Statement II is the correct explanation of Statement I B) Both the statements are individually true but Statement II is not the correct explanation of Statement I
C) Statement I is true but Statement II is false D) Statement I is false but Statement II is true
 
Answer & Explanation Answer: B) Both the statements are individually true but Statement II is not the correct explanation of Statement I

Explanation:

Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the Moon and the Sun and the rotation of Earth.

Statement 2 is also correct. But it is not the correct explanation for the 1st statement.

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Q:

Group 8A of the periodic table contains the

 

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

Explanation:

Helium (He), Neon(Ne), Argon(Ar), Krypton (Kr), Xenon (Xe), Radon (Rn) and Ununoctium (Uuo) are present group 8A.

 

They have fully filled orbitals and hence are most stable amongst all the elements in the periodic table and are considered as least reactive least reactive non-metals.

 

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Q:

Who first discovered the every eighth element had properties similar to that of the first?

 

A) Newlands B) Moseley
C) Dobereiner D) Mendeleev
 
Answer & Explanation Answer: A) Newlands

Explanation:
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