Class 9 Biology: Enzymes MCQs Test and Answers pdf Download

Practice class 9 biology: enzymes MCQs and biology for test prep and learning. Free study guide has multiple choice questions (MCQ) with class 9 biology: enzymes quiz as kind of molecules at which enzymes act are classified as with answering options solutes, concentrates, nitrates and substrates for exam preparation. Study to learn class 9 biology: enzymes quiz with MCQs to find questions answers based online tests.

MCQs on Class 9 Biology: Enzymes

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

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


MCQ. Catabolism is related to

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


MCQ. Energy required in chemical reactions is called

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


MCQ. Categorization of enzymes is based on

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


MCQ. Biochemical reactions are also considered as

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