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	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
2	Protein are classified into	A. Simple protein B. Complex protein C. Derived proteins D. All of these
3	Vegetable oils are	A. Unsaturated fatty acids B. Glycerides of unsaturated fatty acids C. Glycerides of saturated fatty acids D. Essential oils obtained from plants
4	Glycine at pH7 has the structure	A. H₂N -- CH₂-- COOH B. H₃N⁺-- CH₂-- COOH C. H₂N -- CH₂COO^- D. H₃N⁺-- CH₂-- COO^-
5	Which is the polymer that has amide linkage in its structure	A. PVC B. Poly ethene C. Polyester D. Nylon
6	The reaction between fat and NaOH is called	A. Esterification B. Hydrogenolysis C. Fermentation D. Saponification
7	The protein which only yield amino acids and their derivatives	A. Simple proteins B. Complex proteins C. Derived protein D. All of these
8	Peptide bond is a key feature in	A. Polysaccharide B. Proteins C. Nucleotide D. Vitamins
9	Plastics are pollution problem because many plastics:	A. Are made from petroleleum B. Are very inflammable C. Burn to produce toxic funes D. Decompose to produce toxic products
10	Major food factors are:	A. Fats and oils B. Carbohydrates C. Protiens D. All of these

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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 protein which only yield amino acids and their derivatives

On hydrolysis of starch, we finally get

Orlon is a polymer of

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

What is the most common catalyst used in hydrogenation of oils

Vegetables oils are:

The number of amino acids found in proteins that a human body can synthesize is

Glyptal polymer is obtained from glycerol on reacting with

How is the secondary structure of protein stabilized

An example of water soluble vitamin is

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

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

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

Which one of the following statements of glucose and sucrose is incorrect?

β-D-glucose is a monomer for

Which of the following is an example of ketohexose?

Which functional group is present in glycerol tristearate

Which polymerization is free radical machanism based

Which of the following is not present in nucleotide?

Natural rubber is a polymer of

Which of the following is a polyamide?

The product of addition polymerization reaction is

Polysaccharides are also called

Naturally occurring lipids are called

When a nitrogeneous base combine with a sugar it is called

Which is not a steroid

The proteins which are derived by conjugated proteins are called as

Major food factors are:

Plastics are a pollution problem because many plastics

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

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ECAT Chemistry Chapter 25 Important MCQ's

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