Question # 1

Which of the following brings about the conversion of starch into maltose

Choose an answer

Maltase

Zymase

Diatase

Invertase

The fiber which is made from acrylonitrile as monomer:

Choose an answer

PVC

Rayon Fiber

Acrylic fiber

Polyester fiber

The fibre which is made form acrylonitrile as monomer

Choose an answer

PVC

Rayon fibre

Acrylic fibre

Polyester fibre

Purine derivative among the following bases is

Choose an answer

Thymine

Uracil

Guanine

Cytosine

When a nitrogeneous base combine with a sugar it is called

Choose an answer

Ribose

Nucleotides

Nucleoside

None

Which of the following is not an example of addition polymer?

Choose an answer

Polyethene

Polystyrene

Neoprene

Terylene

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

Choose an answer

Fehling solution

Phenyl hydrazine

Benedict solution

Hydroxyl amine

Which of the following polymers is used for weather resistant paints

Choose an answer

Arcylic resins

Polyvinyl acetate

Polystyrene

PVC

The temp. and pressure used for PVC polymerization is

Choose an answer

10°C and 10 atm

20°C and 20 atm

52°C and 9 atm

100°C and 10 atm

A fibre which is made from acrylonitrile as monomer

Choose an answer

PVC

Rayon fibre

Acrylic fibre

Polyester fibre

On hydrolysis of starch, we finally get

Choose an answer

Glucose

Fructose

Both

Sucrose

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

Choose an answer

Vitamin A

Vitamin K

Vitamin D

Vitamin C

Which of the following has magnesium?

Choose an answer

Carbonic anhydrase

Haemocyanin

chlorophyll

Vitamin B₁₂

The protein which only yield amino acids and their derivatives

Choose an answer

Simple proteins

Complex proteins

Derived protein

All of these

Which of the following is obtained by condensation polymerization?

Choose an answer

Polyethene

Teflon

Phenol formaldehyde resin

Nitrile rubber

Which is the derived lipid?

Choose an answer

Common fats

Vitamin-D

Common oils

Spinolipids

Naturally occurring lipids are called

Choose an answer

Fats

protein

Steroids

None

Nylon, 6,6 is a condensation polymer of

Choose an answer

Adipic acid and glycol

Phthalic acid and glycol

Adipic acid and hexaethylene diamine

Pthalic acid and hexaethylene diamine

Which is not an enzyme

Choose an answer

Transverses

Lipase

Lyase

None of these

Which of these polymers is an addition polymer?

Choose an answer

Nylon-6,6

Polystrene

Terylene

Epoxy resin

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

Choose an answer

Urease

Maltase

Zymase

Lypase

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Choose an answer

Carbohydrates

Lipids

Fatty acids

Proteins

Vitamin A is present in

Choose an answer

Liver

Milk

Green vegetables

All

Which of the following is not a synthetic polymer?

Choose an answer

Polyethylene

PVC

Nylon

Cellophane

Which teat is not given by both glucose and fructose

Choose an answer

Give yellow ppt of CHl₃with alkaline aqueous iodine

With 2, 4-DNPH give yellow ppt of hydrazone

Evolve H₂gas with Na metal

Oxidised with [Ag(NH₃)₂]⁺i.e. Tollen's reagent

Which one is a polymer compound?

Choose an answer

SO₂

CO₂

CH₄

PVC

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

Choose an answer

Fructose

Starch

Glucose

Cellulose

Monosaccharides are

Choose an answer

Aldoses

Ketoses

Either a and b

None of these

Plastics are pollution problem because many plastics:

Choose an answer

Are made from petroleleum

Are very inflammable

Burn to produce toxic funes

Decompose to produce toxic products

Two vitamins absorbed from intestine along with fats are

Choose an answer

A, D

A, B

A, C

D, B

Which of the following elements is not present in all proteins?

Choose an answer

Carbon

Hydrogen

Nitrogen

Sulphur

More Classes

Other Links

ECAT Chemistry Chapter 25 Macromolecules Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer