ECAT Pre Engineering Chemistry Chapter 25 MCQ Test With Answer

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.#	Question	Answer
1	Which of the following is the repeating monomeric unit in cellulose	A. Sucrose B. Maltose C. Cellobiose D. Glucose
2	Polyester resins have special use in:	A. Clothing B. Paints C. Emulsion D. Floor covering
3	Which of the following polymers is used for weather resistant paints	A. Arcylic resins B. Polyvinyl acetate C. Polystyrene D. PVC
4	Monosaccharides are	A. Aldoses B. Ketoses C. Either a and b D. None of these
5	Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein	A. Heating protein B. pH changes C. Oxidising agent D. Keeping pH 7.35
6	The polymers which can not be re-softened again and again are called	A. Thermoplastic B. Thermosetting C. Both a and b D. None
7	For every reaction occurring in the body three is at least one type of	A. Enzyme B. Vitamin C. Protein D. Amino acid
8	Iodine value of an oil or fat may be defined as	A. The number of grams of iodine taken up by 1 g of the oil or fat B. The number of grams of iodine taken by 10 g of the oil or fat C. The number of grams of iodine taken by 100 g of the oil or fat D. None of the above
9	Naturally occurring lipids are called	A. Fats B. protein C. Steroids D. None
10	Polysaccharides are also called	A. Crystals B. Sugars C. Liquids D. None sugars

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ECAT Pre Engineering Chemistry Chapter 25 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

ECAT Chemistry Chapter 25 Macromolecules

The clotting time of blood is increased due to the deficiency of

Factors affecting denaturation of proteins:

The group linkage present in fats is

When a nitrogeneous base combine with a sugar it is called

For every reaction occurring in the body three is at least one type of

Which behaves as insulator for animals body?

A nucleoside may be

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Polymer formation from monomers starts by

What is not true about DNA

A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:

Which of the following is a water soluble vetamin?

Glyptal polymer is obtained from glycerol on reacting with

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

The polymers which can be re-softened again and again are caled

The simplest separating unit of a polymer is called:

Natural rubber is a polymer of

Which is not a steroid

The polymers which can not be re-softened again and again are called

Monosaccharides and oligosacchradies are generally called as

Protein may have

The reaction between fat and NaOH is called

A condensation polymer among the following is

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

The metal present in blood is

Glycogen is stored in

The substance upon which an enzyme acts is known as its

Peptide bond is a key feature in

Which of these polymers is a synthetic polymer

One of the followings is not type of polymer

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ECAT Chemistry Chapter 25 Important MCQ's

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