Match the enzymes in Group I with the reaction in Group II. Select the correct combination. Group I Group II P. Hydrolase i. Inter-conversion of optical isomers Q. Lyase ii. Oxidation and reduction of two substrates R. Isomerase iii. Joining of two compounds S. Ligase iv. Removal of a chemical group from one substrate v. Transfer of a chemical group from one substrate to another

P - v , Q - i v , R - i , S - i i i

P - i v , Q - i i , R - i i i , S - i

P - i v , Q - i , R - i i i , S - v

P - i , Q - i v , R - v , S - i i

Enzymes are the biological catalysts that help in complete digestion of food. They are the proteins which controls the chemical reaction in our body. Enzymes bind with substrate molecules and speeds up the chemical reaction.

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Which of the following matches between digestive enzyme and molecule digested is incorrect?

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Important Questions on Transformation

MEDIUM

Life Science>Change>Transformation>Transformation of Enzymes

Match the enzymes in Group I with the reaction in Group II. Select the correct combination.

Group I	Group II
P. Hydrolase	i. Inter-conversion of optical isomers
Q. Lyase	ii. Oxidation and reduction of two substrates
R. Isomerase	iii. Joining of two compounds
S. Ligase	iv. Removal of a chemical group from one substrate
	v. Transfer of a chemical group from one substrate to another

EASY

Life Science>Change>Transformation>Transformation of Enzymes

The enzyme bearing E.C

2.7.1.2

is:

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Systematic approach of naming enzymes has been recommended by the Commission on Enzymes of the

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Fats are digested by enzyme _____. (lipase/peptidase/amylase)

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Chemical substances produced in the body of an organism to help in the process of digestion called the _____.(enzymes/hormones/proteins)

MEDIUM

Life Science>Change>Transformation>Transformation of Enzymes

Solutions of three enzymes were prepared namely lipase, trypsin and amylase, in order to remove stains from a piece of cloth. Out of these three enzyme solutions, only lipase could completely remove the stain. This indicates that the stain was due to-

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Name the biological catalysts which bring about chemical digestion of food.

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Basically how many types of enzymes have been recognised by International Union of Biochemistry

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Trypsin works in an _____ medium.

MEDIUM

Life Science>Change>Transformation>Transformation of Enzymes

Briefly explain the nomenclature of the enzyme.

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Transfer of group other than hydrogen kept under which class of enzyme ?

EASY

Life Science>Change>Transformation>Transformation of Enzymes

Match the enzymes in Group I with their reactions in Group II. Select the correct combination:

	Group I		Group II
P	Hydrolase	I	Inter-conversion of optical isomers
Q	Lyase	II	Oxidation and reduction of two substrates
R	Isomerase	III	Joining of two compounds
S	Ligase	IV	Removal of a chemical group from a substrate
		V	Transfer of a chemical group from one substrate to another