Vedclass
Class 11BiologyBiomoleculesEnzymes
Medium

Three of the following statements about enzymes are correct and one is wrong. Which one is wrong?

  • A
    Enzymes require optimum pH for maximal activity.
  • B
    Enzymes are denatured at high temperature but in certain exceptional organisms they are effective even at temperatures $80^{\circ}C - 90^{\circ}C$.
  • C
    Enzymes are highly specific.
  • D
    Most enzymes are proteins but some are lipids.
Share

Explore More

Browse All

Question Bank

11

All Subjects

Class 11 Questions

Class 11

Biology Questions

Chapter

Biomolecules

Subtopic

Enzymes

Similar Questions

Name the scientist who for the first time isolated and purified the enzyme urease in crystalline form from Jack bean (Canavalia ensiformis).

Easy
View Solution

The following reaction depicts the activity of a particular class of enzymes:
$X-Y$ attached to $C-C$ (Substrate) $\xrightarrow{E}$ $X-Y$ + $C=C$ (Product)
Identify the enzyme class '$E$' from the following options:

DifficultNEET 2026
View Solution

Enzymes can be immobilised by:

Medium
View Solution

The efficiency of two enzymes can be compared by their:

Medium
View Solution

The specific region of an enzyme where the substrate binds is known as the ...... .

Easy
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo