Question # 1

Which one of the following is the most abundant organic substance found in nature

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Fructose

Starch

Glucose

Cellulose

Peptide bond is a key feature in

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Polysaccharide

Proteins

Nucleotide

Vitamins

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

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Vitamin A

Vitamin K

Vitamin D

Vitamin C

Which of the following fibres are made of polyamides?

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Dacron

Orlon

Nylon

Rayon

The product of addition polymerization reaction is

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PVC

Nylon

Terylene

Polyamide

Glycine at pH7 has the structure

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H₂N -- CH₂-- COOH

H₃N⁺-- CH₂-- COOH

H₂N -- CH₂COO^-

H₃N⁺-- CH₂-- COO^-

Which behaves as insulator for animals body?

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Carbohydrates

Proteins

Fats

Skin

Copolymer is

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Nylon-6

Nylon 66

PMMA

Polyethene

Which is not an enzyme

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Transverses

Lipase

Lyase

None of these

Among the following polymers, the strongest molecular forces are present in

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Elastomers

Fibres

Thermoplactics

Thermosetting polymers

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

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Three

Four

One

Two

The monomeric units of starch is/are

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Glucose

Fructose

Glucose and fructose

Mannose

The disaccharide present in milk is

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Sucrose

Maltose

Lactose

Cellobiose

Which of these polymers is a synthetic polymer?

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Animal fat

Starch

Cellulose

Polyester

Vegetable oils are

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Unsaturated fatty acids

Glycerides of unsaturated fatty acids

Glyccerides of saturated fatty acids

Essential oils obtained from plants

Which of these polymers is an addition polymer

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Nylon 6,6

Polystyrene

Terylene

Epoxy resin

β-D-glucose is a monomer for

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Strach

Cellulose

Glycogen

Protein

Which of the following has ester linkage?

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Nylon

Bakelite

Terylene

PVC

The three dimensional folding and twisting of a polypeptide chain give rise to

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Primary structure

Secondary structure

Tertiary structure

All of these tertiary

Teflon, styron and neoprene are all

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Copolymers

Condensation polymers

Homopolymers

Monomers

Activity of the enzyme is reduced by

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Temperature

Concentration

pH

Inhibitors

What is the most common catalyst used in hydrogenation of oils

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Cobalt

Nickel

Tungsten

Copper

Which of the following is a biodegradable polymer?

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Cellulose

Polyethene

Polyvinyl chloride

Nylon-6

Polyester resins have special use in:

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Clothing

Paints

Emulsion

Floor covering

The fiber which is made from acrylonitrile as monomer:

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PVC

Rayon Fiber

Acrylic fiber

Polyester fiber

The temp. and pressure used for PVC polymerization is

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10°C and 10 atm

20°C and 20 atm

52°C and 9 atm

100°C and 10 atm

Which one of the following is not an example of chain growth polymer?

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Neoprene

Bunna-S

PMMA

Glyptal

Which functional group is present in glycerol tristearate

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Carboxylic acid

Alcohol

Aldehyde

Ester

Terylene is madeby polymerization of terephthalic acid with

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Ethylene glycol

Phenol

Ethanol

Catechol

Which carbohydrates is an essential constituent of plant cells?

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Starch

Cellulose

Sucrose

Vitamins

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ECAT Chemistry Chapter 25 Macromolecules Online Test MCQs With Answers

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