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Heart: O Level Biology Quizzes Online MCQs PDF Download eBook

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Heart: O Level Biology Questions and Answers PDF Download eBook

Heart: O Level Biology Quiz

MCQ: Left atrium moves to left ventricle, carrying

  1. oxygenated blood
  2. deoxygenated blood
  3. oxyhemoglobin
  4. carboxyhemoglobin

A

Spinal Cord and Nerves Quiz

MCQ: 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

B

Learning Biology Quiz

MCQ: Rickets is caused due to the deficiency of

  1. Vitamin B complex
  2. Vitamin E
  3. Vitamin K
  4. Vitamin D

D

Dormancy and Seed Germination Quiz

MCQ: In plants upon soaking, the testa

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

C

Biotic and Abiotic in Ecology Quiz

MCQ: Lives of organisms are greatly affected by

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

A