Class 9 Biology: Enzymes MCQs Quiz Worksheet PDF Download

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

MCQs on Class 9 Biology Enzymes Quiz PDF Download

MCQ. The kind of molecules at which the enzymes act are classified as

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


MCQ. The catabolism is related to

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


MCQ. The energy required in chemical reactions is called

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


MCQ. The categorization of enzymes is based on

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


MCQ. The biochemical reactions are also considered as

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