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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 126

Biological Science MCQ (Multiple Choice Questions) PDF - 126

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Biological Science Questions and Answers PDF Download: Quiz 126

MCQ 626:

Too little carbon dioxide (CO2) in lungs leads to

  1. no breathing
  2. over breathing
  3. under breathing
  4. asthma
MCQ 627:

From which fungi class ,yeast belongs to

  1. unicellular fungi
  2. multicellular fungi
  3. bicellular fungi
  4. tricellular fungi
MCQ 628:

Primary factors controlling the rate of photosynthesis are known as

  1. inhibiting factors
  2. limiting factors
  3. expediting factors
  4. supporting factors
MCQ 629:

Hollow space between xylem is called

  1. vessel
  2. lumen
  3. lignin
  4. pits
MCQ 630:

Collecting tubules transport waste materials into the

  1. renal pelvis
  2. ureter
  3. hilus
  4. medulla

IGCSE O Level Biology Exam Prep Tests

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Biological Science App (Android & iOS)

Biological Science App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

Zoology App (Android & iOS)

Zoology App (Android & iOS)

SAT Biology App (Android & iOS)

SAT Biology App (iOS & Android)