Questions

Q:

What happens when one S and one P orbital is hybridized?

A) We get three orbitals in a plane B) We get two orbitals at 180 degrees
C) We get two mutually perpendicular orbitals D) We get four orbitals directed tetrahedrally
 
Answer & Explanation Answer: B) We get two orbitals at 180 degrees

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Filed Under: Chemistry
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Q:

Earth-worms belongs to the phylum

A) Protozoa B) Cnidaria
C) Annelida D) Mollusca
 
Answer & Explanation Answer: C) Annelida

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Filed Under: Biology
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

Good role models in classrooms and in communities are the most important (1)/ part of getting educate as the actions and decisions (2)/ of role models impact the behaviour of others. (3)/ No error (4)

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

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Q:

Molecular clocks are based on the idea that _____.

A) On average neutral mutations arise at a constant rate B) Directional selection occurs at a constant rate
C) Mutations occur once every generation D) Molecules resonate at a certain frequency that can be measured
 
Answer & Explanation Answer: C) Mutations occur once every generation

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Q:

Ranthambore Tiger Reserve is in which state?

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

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Filed Under: Indian Geography
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Q:

Melghat Tiger Reserve is in which state?

A) Maharashtra B) Rajasthan
C) Arunachal Pradesh D) Uttarakhand
 
Answer & Explanation Answer: A) Maharashtra

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Q:

Which  one  of  the  following  statements  is not correct?

A) Pavo  cristatus  is  the  national  bird  of India. B) Nelumbo nucifera gaertn is the national flower of India.
C) Ficus  benghalens is  is  the  national  tree of India. D) Mangifera  indica  is  the  national  animal of India.
 
Answer & Explanation Answer: D) Mangifera  indica  is  the  national  animal of India.

Explanation:

All   are   correct   except   D,   as Mangifera  indica  is  scientific  name of Mango

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Q:

Growing agricultural crops between rows of planted trees is known as

A) Social forestry B) Jhum
C) Taungya system D) Agro forestry
 
Answer & Explanation Answer: C) Taungya system

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