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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 145

Introduction to Biology Quiz Questions and Answers PDF - 145

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Introduction to Biology Questions and Answers PDF Download: Quiz 145

MCQ 721: Outermost covering in animals is called as

  1. epithelium
  2. mesophyll
  3. lignin
  4. cellulose

MCQ 722: Cadmium is an example of

  1. organic waste
  2. inorganic waste
  3. nitrogenous waste
  4. carbonic waste

MCQ 723: Distance between the stigma and anthers in the same flower,

  1. reduces the chances of self pollination
  2. enhances the chances of self pollination
  3. reduces the chances of cross pollination
  4. enhances the chance of cross pollination

MCQ 724: Blood pressure required for ultrafiltration is provided through

  1. simple mechanical process
  2. afferent arteriole
  3. efferent arteriole
  4. heart beat

MCQ 725: During oxygen (O2) debt, the lactic acid (C3H6O3) is removed from

  1. liver
  2. muscles
  3. lungs
  4. mucus

IGCSE O Level Biology Exam Prep Tests

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Introduction to Biology App (Android & iOS)

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O Level Biology App (Android & iOS)

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10th Grade Biology App (Android & iOS)

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SAT Biology App (Android & iOS)