O Level Courses

IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 58

Heart: O Level Biology MCQ (Multiple Choice Questions) PDF - 58

The Heart O Level Biology Multiple Choice Questions (MCQ) with Answers PDF, Heart O Level Biology MCQs PDF Download e-Book Ch. 17-58 to solve IGCSE O Level Biology Practice Tests. Study Transport in Mammals quiz answers PDF, Heart O Level Biology Multiple Choice Questions (MCQ Quiz) to learn online schools courses. The Heart: O Level Biology MCQs App Download: Free educational app for heart: o level biology, fast learning biology, introduction to biotechnology, spinal cord and nerves, structure and function test prep for best online ACT prep class.

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Heart: O Level Biology Questions and Answers PDF Download: Quiz 58

MCQ 286:

Semilunar valves are present at the bases of

  1. pulmonary artery only
  2. aorta only
  3. pulmonary veins
  4. pulmonary artery and aorta
MCQ 287:

If the trees are cleared, annual rain fall

  1. increases causing flood
  2. decreases and the area becomes dry
  3. decreases but increases moisture
  4. increases but decreases moisture
MCQ 288:

First use of pure microbiological process in an industrial procedure was made by Chaim Weizmann in

  1. 1921
  2. 1925
  3. 1917
  4. 1907
MCQ 289:

In brain hypothalamus forms the

  1. walls of medulla oblongata
  2. floor of the cerebral hemispheres
  3. base of the cerebellum
  4. top of the medulla
MCQ 290:

To hydrolyze Tristearin, the enzyme used is

  1. sucrose
  2. lipase
  3. maltase
  4. amylase

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)

Zoology App (Android & iOS)

Zoology App (Android & iOS)

A level Biology App (Android & iOS)

A level Biology App (iOS & Android)