Questions

Q:

Which best describes Genes?

A) long, double chains of nucleic acids. B) long, single chains of amino acids.
C) long, single chains of nucleic acids. D) long, double chains of amino acids.
 
Answer & Explanation Answer: A) long, double chains of nucleic acids.

Explanation:

Gene is a segment of chromosomal DNA or a sequence of DNA or RNA that codes for a molecule that has a function. It is the basic physical and functional unit of heredity.

 

As genes are made up of DNA it impies that they are long, double chains of nucleic acids as DNA is made of nucleic acids.

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Q:

When a chemical bond is broken energy is

A) transferred B) released
C) used D) None of the above
 
Answer & Explanation Answer: C) used

Explanation:

Bond breaking is an endothermic process.

Hence, bond breakage needs an amount of energy and uses some energy based on the strength of the bond to break the bond.

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Q:

Bismillah Khan was associated with

A) Shehnai B) Tabla
C) Surad D) Veena
 
Answer & Explanation Answer: A) Shehnai

Explanation:

bismillah_khan_was_associated_with1553082430.jpg image

 

Bismillah Khan was associated with Shehnai. He made the Shehnai as the classical musical instrument in his concert in All India Musical Conference, Kolkata in 1937.

 

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Q:

Which works are protected by copyright?

A) Ideas B) Architectural works
C) Procedures D) Names
 
Answer & Explanation Answer: B) Architectural works

Explanation:

 

 Copyright law safeguards the expression of thoughts and facts, not simply the thoughts and actualities. Thoughts are fair diversion for everybody to express in their own words.

 

Works that are protected by copyright are ::

 

Literary works,

 

Musical works, including any accompanying words

 

Dramatic works, including any accompanying music

 

Pantomimes and choreographic works

 

Pictorial, graphic, and sculptural works

 

Motion pictures and other audiovisual works

 

Sound recordings

 

Architectural works.

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Q:

Photorespiration lowers the efficiency of photosynthesis by

A) consuming carbon dioxide B) removing ribulose bisphosphate molecules
C) releasing RuBP carboxylase molecules D) None of the above
 
Answer & Explanation Answer: B) removing ribulose bisphosphate molecules

Explanation:

photorespiration lowers the efficiency of photosynthesis by removing ribulose bisphosphate molecules.

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Q:

Who is the founder and also first Chairman of the ISRO, it was established in 1969?

A) Vikram Sarabhai B) A P J Abdul Kalam
C) Homi J Bhabha D) Satish Dhawan
 
Answer & Explanation Answer: A) Vikram Sarabhai

Explanation:

The founder and also first Chairman of the ISRO is Vikram Sarabhai.

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Q:

Which one of the following statements about ‘Niryat Bandhu Scheme’ is correct?

A) It is a scheme for mentoring first generation entrepreneurs. B) It is a scheme for crop protection.
C) It is a scheme for the vulnerable section of the society. D) It is a scheme for monitoring rural poor.
 
Answer & Explanation Answer: A) It is a scheme for mentoring first generation entrepreneurs.

Explanation:

The objective of the Niryat Bandhu Scheme is to reach out to the new and potential exporters and mentor them through orientation programmes, counselling sessions, individual facilitation, etc., for being able to get into international trade and boost exports from India.

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Q:

Gametes are produced by the process of

A) Mitosis B) Meiosis
C) Both A & B D) None of the above
 
Answer & Explanation Answer: B) Meiosis

Explanation:

A gametes are haploid cells as they have only one set of chromosomes. Meiosis is a process of cellular reproduction in which both male and female gametes are formed. During meiosis, the DNA is only replicated or copied one time.

Gametes_are_produced_by_the_process_of1560944987.png image

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Filed Under: Biology
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