Factors affecting enzymes MCQs Quiz Online PDF Download

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IGCSE biology practice test MCQ: nature of rennin is slightly with options acidic , alkaline, water based and mineral based for e-learning, online colleges' competitive exams to get financial aids in colleges and high schools. Free study guide is for online learning factors affecting enzymes quiz questions with MCQs to practice test questions with answers.

MCQs on Factors affecting enzymes Quiz PDF Download

MCQ: Nature of rennin is slightly

  1. acidic
  2. alkaline
  3. water based
  4. mineral based

A

MCQ: Beyond optimum temperature, enzyme

  1. becomes flat
  2. becomes hyperactive
  3. divides to form smaller enzymes
  4. becomes denatured

D

MCQ: At a pH 7 to 9, activity of amylase

  1. stops
  2. slows
  3. expedites
  4. ends

B

MCQ: Amylase becomes denatured at a acidic pH of

  1. 4
  2. 5
  3. 6
  4. 7

A

MCQ: In plants, enzymes become denatured above

  1. 40 °C
  2. 50 °C
  3. 60 °C
  4. 70 °C

C