Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
JEE Main 202120 JulyEvening Shift
Exam
JEE Main
Year
2021
Date
20 July
Shift
Evening Shift
Subject
Chemistry
Chapter
Chemistry in Everyday Life

JEE Main 2021 · 20 July · Evening Shift · Chemistry · Chemistry in Everyday Life

Which one of the following statements is not true about enzymes?

Which one of the following statements is not true about enzymes?

Options

  1. AEnzymes are non-specific for a reaction and substrate.
  2. BAlmost all enzymes are proteins.
  3. CEnzymes work as catalysts by lowering the activation energy of a biochemical reaction.
  4. DThe action of enzymes is temperature and pHpH specific

Correct answer

A. Enzymes are non-specific for a reaction and substrate.

Step-by-step solution

Enzymes are very specific in nature.
Practice Chemistry in Everyday Life on Quantrex Academy →

More from Chemistry in Everyday Life

Thyroxine, the hormone has given below structure The percentage of iodine in thyroxine is… JEE Main 2025Aspartame, an artificial sweetener, is a dipeptide aspartyl phenylalanine methyl ester.… JEE Advanced 2024The reaction used for preparation of soap from fat is : JEE Main 2023Match List I with List II : List I List II A. Saccharin I. High potency sweetener B.… JEE Main 2023Given below are two statements: Statement I: Morphine is a narcotic analgesic. It helps… JEE Main 2023Among the following, the number of tranquilizer/s is/are A. Chloroliazepoxide B. Veronal… JEE Main 2023Match List I with List II List II List II (A) Tranquilizers (I) Anti blood clotting (B)… JEE Main 2023Which of the following compounds are not used as disinfectants? A. Chloroxylenol B.… JEE Main 2023 Full Chemistry in Everyday Life list All JEE Main PYQs