NEET Botany Biomolecules Class 11 Questions

Name the class of enzyme that usually catalyze the following reaction : S – G + S# → S + S# – G Where, G → a group other than hydrogen S → a substrate S# → another substrate

Which one of the following enzymes contains ‘Haem’ as the prosthetic group?

Lecithin, a small molecular weight organic compound found in living tissues, is an example of:

The cofactor of the enzyme carboxypeptidase is:

Inhibition of Succinic dehydrogenase enzyme by malonate is a classical example of:

Match List I with List II

Cellulose does not form blue colour with Iodine because

Melonate inhibits the growth of pathogenic bacteria by inhibiting the activity of

Read the following statements on lipids and find out correct set of statements: i. Lecithin found in the plasma membrane is a glycolipid ii. Saturated fatty acids possess one or more C = C bonds iii. Gingely oil has lower melting point, hence remains as oil in winter iv. Lipids are generally insoluble in water but soluble in some organic solvents v. When fatty acid is esterified with glycerol, monoglycerides are formed

Identify the basic amino acid from the following.

Match the following:

Purines found both in DNA and RNA are:

Concanavalin A is:

Which of the following factors is responsible for the formation of concentrated urine?

The two functional groups characteristic of sugars are

Which one of the following statements is CORRECT with reference to enzymes?

Which one of the following is a non-reducing carbohydrate?

The figure shows a hypothetical tetrapeptide portion of a protein with parts labelled I⁻IV. Which one of the following option is correct?