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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 48

Free Online Biology Multiple Choice Questions (MCQs) PDF Download - 48

The Free Online Biology MCQ with Answers PDF (Free Online Biology Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 15-48 to prepare IGCSE O Level Biology Practice Tests. Study Respiration in Biology Test PDF, Free Online Biology Multiple Choice Questions (MCQ Quiz) to learn online certificate courses. The Free Online Biology MCQ Quiz App Download: Free certification app for free online biology, voluntary and reflex actions, nutrition: introduction, central nervous system, adaptations in small intestine test prep to learn online certification courses.

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Free Online Biology MCQ Quiz with Answers PDF Download: Test 48

MCQ 236:

Breathing mechanism include

  1. internal respiration
  2. external respiration
  3. expiration
  4. transportation
MCQ 237:

Overall control of all voluntary action is gained through

  1. medulla oblongata
  2. Cerebral hemisphere
  3. cerebellum
  4. pituitary gland
MCQ 238:

Ulcers can be diagnosed through

  1. x-rays
  2. endoscopy
  3. ultrasounds
  4. biosensors
MCQ 239:

In spinal cord, the grey matter

  1. surrounded by white matter
  2. surrounds the white matter
  3. does not exist
  4. forms nerves
MCQ 240:

In each villus, the sugars and amino acids are diffused in

  1. lymphatic capillary
  2. blood vessels
  3. microvilli
  4. large intestines

IGCSE O Level Biology Exam Prep Tests

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Free Online Biology App (Android & iOS)

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O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

College Biology App (Android & iOS)

College Biology App (Android & iOS)

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Molecular Biology App (iOS & Android)