Class 9 Biology: Enzymes MCQs & Quiz Online PDF Book Download

Class 9 biology enzymes MCQs, class 9 biology enzymes quiz answers to learn secondary school biology courses online. Enzymes multiple choice questions (MCQs), class 9 biology enzymes quiz questions and answers for online secondary education degree. Characteristics of enzymes, class 9 biology: enzymes test prep for secondary school teaching certification.

Learn biology MCQs: kind of molecules at which enzymes act are classified as, with choices solutes, concentrates, nitrates, and substrates for online secondary education degree. Free biology student portal for online learning class 9 biology enzymes quiz questions, MCQs to find questions answers based online learning tests.

MCQ on Class 9 Biology Enzymes PDF Book 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