Question # 1

A carbohydrate that cannot be acid hydrolysed is called.

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Monosaccharides

Di saccharides

Poly saccharides

Starch

The enzyme which bring about exchange of functional group between two compounds is called.

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Hydrolases

Transferase

Lyases

Ligases

Which of the following element is not present in all proteins

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Carbon

hydrogen

Nitrogen

Sulphur

The fiber in which monomer isCH2=CH-Cl is known as

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Saran fiber

PVC

Rayon fiber

Arcylic fiber

Glycoside linkage is present in

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Proteins

Nylon -6,6

Starch

DNA

The Plastic which become soft and melt on heating and can be molded and remolded are called.

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Thermoplastic

Thermosetting plastic

Resin

Melamine

Which one of the following is a compound protein or conjugate protein.

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Legumin

Albumin

Collagen

Phosphoprotein

Lactose has same molecular formula as

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Glucose

Fructose

Ribose

Maltose

Which of the following lipids does not have glycerol backbone.

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Fat

Oil

Cholesterol

Phospholipid

Which one of the following macromolecules contains carbon, hydrogen, nitrogen and oxygen in it.

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Nylon-6,6

Terylene

Starch

Bakelite

Vegetable oils are

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Polyesters

Glycerides of unsaturated fatty acids

Essential oils

Fatty acids

Some non protein portion attached to the protein is called.

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Prosthetic group

Secondary protein

Transport protein

All of these

Which property of triglycerides is used to determine its molecular mass.

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acid number

Saponification number

Iodine number

gold number

Which carbohydrate is called animal starch

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Glucose

Fructose

Glycogen

Starch

The oligosaccharides contain number of hexose unit.

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2 to 7

2 to 8

2 to 9

2 to 100

Which carbohydrate can be used for silvering of mirror.

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Glucose

Fructose

Maltose

All

Dennturing of protein is

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Hydrolysis of protein

Unfolding of protein

Three dimensional twisting and folding of peptide chain

Developing hydrogen bonding in peptide chain

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