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IGCSE A Level Biology Certification Exam Tests

IGCSE A Level Biology Practice Test 12

Biology Questions Answers Multiple Choice Questions (MCQs) PDF Download - 12

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Biology Questions Answers MCQ Quiz with Answers PDF Download: Test 12

MCQ 56:

In tuberculosis, the bacteria usually attack

  1. skin
  2. lungs
  3. heart
  4. limbs
MCQ 57:

Smooth muscles, collagen, and elastic fibers are found in

  1. tunica intima
  2. tunica externa
  3. tunica media
  4. inner endothelium
MCQ 58:

The reabsorbed substances in the proximal convoluted tubule do not include

  1. urea
  2. uric acid
  3. sodium ions
  4. amino acids
MCQ 59:

Uric acid is synthesized by the breaking down of

  1. purines from nucleotides
  2. amino acids
  3. fatty acids
  4. vitamin and minerals
MCQ 60:

The agents that can cause cancer are named as

  1. mutagen
  2. carcinogen
  3. oncogene
  4. nicotine

IGCSE A Level Biology Exam Prep Tests

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