Q:

The monomer/monomers used for the synthesis of Nylon 6 is/are

A) hexamethylenediamine and adipic acid	B) caprolactam
C) urea and formaldehydeD.	D) phenol and formaldehyde

Answer & Explanation Answer: A) hexamethylenediamine and adipic acid

Explanation:

Nylon is made when the appropriate monomers (the chemical building blocks which make up polymers) are combined to form a long chain via a condensation polymerisation reaction. The monomers for nylon 6-6 are adipic acid and hexamethylene diamine

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Filed Under: Chemistry
Exam Prep: Bank Exams

0 1823

Q:

Where are the proteins of the electron transport chain located?

A) mitochondrial matrix	B) mitochondrial inner membrane
C) mitochondrial outer membrane	D) mitochondrial intermembrane space

Answer & Explanation Answer: B) mitochondrial inner membrane

Explanation:

The proteins of the electron transport chain are present in mitochondrial inner membrane in Eukaryotes.

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Filed Under: Biology
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2 1823

Q:

What is the full form of DNA?

A) Diribo nucleic acid	B) Di nucleic acid
C) Dual nitrogen acid	D) Deoxyribonucleic acid

Answer & Explanation Answer: D) Deoxyribonucleic acid

Explanation:

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Filed Under: Biology
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4 1823

Q:

Some niacin is formed in the body from

A) Liver	B) Skin
C) Appendix	D) None of the above

Answer & Explanation Answer: A) Liver

Explanation:

Niacin is the name for vitamin(B3).

Liver can produce small amount of niacin from tryptophan.

To produce 1 mg of niacin we require 60 mg of tryptophan.

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3 1822

Q:

Sycon (Scypha), Spongilla (Fresh water sponge) and Euspongia (Bath sponge) are examples of which Phylum?

A) Coelenterata	B) Platyhelminthes
C) Ctenophora	D) Porifera

Answer & Explanation Answer: D) Porifera

Explanation:

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Filed Under: Biology
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1 1822

Q:

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.

He saw him conducting the seminar on personality development.

A) He was seen by me to conduct the seminar on personality development.	B) He was seen conducting the seminar on personality development.
C) He saw the seminar on personality development being conducted by him.	D) He saw the seminar on personality development to be conducted by him.

Answer & Explanation Answer: C) He saw the seminar on personality development being conducted by him.

Explanation:

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Filed Under: English
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0 1822

Q:

Fe has 26 protons in its nucleus. What are the number of electrons in Fe2+ (II) ion?

A) 24	B) 26
C) 28	D) 13

Answer & Explanation Answer: A) 24

Explanation:

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Filed Under: Chemistry
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1 1822

Q:

________ is used for making vinegar.

A) Tartaric acid	B) Malic acid
C) Oxalic acid	D) Acetic acid

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