O Level Courses

IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 164

Heart: O Level Biology Multiple Choice Questions (MCQs) PDF Download - 164

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Heart: O Level Biology MCQ Quiz with Answers PDF Download: Test 164

MCQ 816:

Left atrium moves to left ventricle, carrying

  1. oxygenated blood
  2. deoxygenated blood
  3. oxyhemoglobin
  4. carboxyhemoglobin
MCQ 817:

When the brain is viewed from above in man, the visible part of brain is

  1. medulla oblongata
  2. Cerebral hemisphere
  3. cerebellum
  4. pituitary gland
MCQ 818:

Rickets is caused due to the deficiency of

  1. Vitamin B complex
  2. Vitamin E
  3. Vitamin K
  4. Vitamin D
MCQ 819:

In plants upon soaking, the testa

  1. sheds itself
  2. becomes swollen
  3. becomes permeable for gaseous exchange
  4. becomes hard
MCQ 820:

Lives of organisms are greatly affected by

  1. Producers
  2. Consumers
  3. Decomposers
  4. consumers and decomposers

IGCSE O Level Biology Exam Prep Tests

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Heart O Level Biology App (Android & iOS)

Heart O Level Biology App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

College Biology App (Android & iOS)

College Biology App (Android & iOS)

Phylum App (Android & iOS)

Phylum App (iOS & Android)