Class 9 Biology: Enzymes MCQs Quiz and Answers Tests pdf Download

Practice class 9 biology: enzymes MCQs in biology quiz for test prep. Enzymes quiz questions has multiple choice questions (MCQ) with class 9 biology: enzymes test, answers as the kind of molecules at which enzymes act are classified as, answer key with choices as solutes, concentrates, nitrates and substrates for competitive exam preparation worksheets. Free biology revision notes to learn class 9 biology: enzymes quiz with MCQs to find questions answers based online tests.

MCQs on Class 9 Biology: Enzymes Quiz pdf Download

MCQ. Kind of molecules at which enzymes act are classified as

  1. solutes
  2. concentrates
  3. nitrates
  4. substrates

D

MCQ. Catabolism is related to

  1. release of energy
  2. absorption of energy
  3. release of water
  4. absorption of water

A

MCQ. Energy required in chemical reactions is called

  1. solvent energy
  2. activation energy
  3. enzymatic energy
  4. catalysis energy

B

MCQ. Categorization of enzymes is based on

  1. level of carbon dioxide
  2. their working site
  3. level of oxygen
  4. level of nitrogen

B

MCQ. Biochemical reactions are also considered as

  1. gaseous release
  2. chromosomal transfer
  3. energy transfer
  4. material transfer

C