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Inflammation of the tongue is due to the deficiency of:
Concept: Vitamins >> Important Vitamins, Their Sources and Their Deficiency Diseases
Which of the following vitamins is the vitamin of alicyclic series?
(A) Vitamin C
(B) Vitamin K
(C) Vitamin B
(D) Vitamin A
Concept: Vitamins >> Important Vitamins, Their Sources and Their Deficiency Diseases
What are the sources of Vitamin C and Vitamin K?
Concept: Vitamins >> Classification of Vitamins
Which of the following NOT present in DNA?
(a) adenine
(b) Guanine
(c) Thymine
(d) Uracil
Concept: Introduction of Nucleic Acids
What are three types of RNA molecules which perform different functions?
Concept: Introduction of Nucleic Acids
Draw the structures of adenine.
Concept: Introduction of Nucleic Acids
Mention two important functions of nucleic acids.
Concept: Introduction of Nucleic Acids
How are polythene and neoprene prepared?
Concept: Types of Polymerisation Reactions - Addition Polymerisation or Chain Growth Polymerisation
Amongst the followings, identify a copolymer?
(a) Orion
(b) PVC
(c) PHBV
(d) Teflon
Concept: Types of Polymerisation Reactions - Copolymerisation
0.1 mole of Buckminster fullerene contains how many kg of carbon? [Atomic mass of carbon = 12]
Concept: Introduction to Polymers >> Classification of Polymers Based on Source
What is natural rubber?
(A) Cis-1,4-polyisoprene
(B) Neoprene
(C) Trans-1,4-polyisoprene
(D) Butyl rubber
Concept: Types of Polymerisation Reactions - Rubber
Which of the following is polyamide ?
(a) Teflon
(b) Nylon 6,6
(c) Terylene
(d) Bakelite
Concept: Introduction to Polymers >> Nylon 66
Write any ‘two’ uses of terylene.
Concept: Introduction to Polymers >> Some Important Polymers
Write any ‘two’ uses of terylene.
Concept: Introduction to Polymers >> Some Important Polymers
Write the reactions involved in the preparation of Orlon
Concept: Introduction to Polymers >> Preparation of Polyacrylonitrile
Write the reactions involved in the preparation of PVC
Concept: Introduction to Polymers >> Some Important Polymers
Write the reactions involved in the preparation of PVC
Concept: Introduction to Polymers >> Some Important Polymers
Write the chemical reaction to prepare novolac polymer.
Concept: Introduction to Polymers >> Some Important Polymers
Write the chemical reaction to prepare novolac polymer.
Concept: Introduction to Polymers >> Some Important Polymers
Explain the following term: Homopolymers
Concept: Introduction to Polymers >> Some Important Polymers
