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IGCSE O Level Biology Entrance Tests: Mock Test 40

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The O Level Biology Questions MCQ with Answers PDF (O Level Biology Questions Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 11-40 to study IGCSE O Level Biology Practice Tests. Study Nutrition in General Test PDF, O Level Biology Questions Multiple Choice Questions (MCQ Quiz) for GRE subject tests. The IGCSE O Level Biology MCQs App Download: Free O Level Biology Questions App to study o level biology questions, viruses: biochemical parasites, school level biology, glucose formation test prep to learn online certification courses.

The MCQ: Breakage of hydrogen bonds in protein coils results in; "O Level Biology Questions" App (Free Android & iOS) with answers: denaturation of proteins, activation of enzymes, inactivation of protein molecules, and expedites the digestive system for GRE subject tests. Practice Nutrition in General Questions and Answers, Google eBook to download free sample for online colleges for science.

O Level Biology Questions MCQ Quiz with Answers PDF Download: Test 40

MCQ: 196

Breakage of hydrogen bonds in protein coils results in

  1. activation of enzymes
  2. denaturation of proteins
  3. expedites the digestive system
  4. inactivation of protein molecules
MCQ: 197

Transfer of genes from one species to another can be studied through

  1. bacteria
  2. vectors
  3. fungi
  4. algae
MCQ: 198

Water-soluble vitamins are

  1. stored in body
  2. excreted by body
  3. released by the body muscles
  4. released by bone-marrow
MCQ: 199

Glucose (C6H12O6) and fructose (C6H12O6) can be obtained if sucrose (C12H22O11) is heated in the presence of

  1. dilute hydrogen sulphide
  2. dilute hydrogen peroxide
  3. dilute hydrochloric acid
  4. dilute sulphuric acid
MCQ: 200

In plants, Ovary is inferior in

  1. hibiscus
  2. clitoria
  3. sunflower
  4. rose

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