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	Monosaccharides and oligosacchradies are generally called as	A. Crystals B. Sugars C. Liquids D. Non-sugars
2	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
3	Which is not an enzyme	A. Transverses B. Lipase C. Lyase D. None of these
4	Oxidation reduction is done by	A. Oxidoreductase B. Lipases C. Lyase D. None of these
5	Bakelite is a product formed form	A. Reaction of formaldehyde with phenol B. Reaction of polyethylene with phenol C. Reaction of polypropylene with acid D. It is a natural product
6	Which carbohydrates is an essential constituent of plant cells?	A. Starch B. Cellulose C. Sucrose D. Vitamins
7	Polymer formation from monomers starts by	A. Condensation reaction between monomers B. Coordination reaction between monomers C. Conversion of monomer to monomer ions by protons D. Hydrolysis of monomers
8	The reaction between fat and NaOH is called:	A. Esterification B. Hydrogenolysis C. Fermentation D. Sponification
9	In fructose the possible optical isomers are	A. 12 B. 8 C. 16 D. 4
10	The reaction between fat and NaOH is called	A. Esterification B. Hydrogenolysis C. Fermentation D. Saponification

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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 digestion of fats in the intestines is aided by

Of the following which is a step growth polymer

Bakelite is obtained from phenol by reacting with

The proteins which are derived by conjugated proteins are called as

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

The metal present in blood is

A fibre which is made from acrylonitrile as monomer

Which of the following is not a synthetic polymer?

Cotton has cellulose in it:

The prosthetic group in glycoprotein is

Monosaccharides are

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Activity of the enzyme is reduced by

The temp. and pressure used for PVC polymerization is

Simple sugars are :

A nucleoside may be

The development of disagreeable odur in fats or oil is called

Which one of the following enzymes brings about the hydrolysis of fats

Oxidation reduction is done by

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Which of these polymers is an addition polymer

β-D-glucose is a monomer for

There are 20 amino acids found in protein which is not the property of these amino acids

Glycine at pH7 has the structure

The reagent which forms crystalline osazone derivative when treated with glucose is

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

In fructose the possible optical isomers are

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Which of the following is obtained by condensation polymerization?

Plastics are pollution problem because many plastics:

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ECAT Chemistry Chapter 25 Important MCQ's

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