Class 8 Courses

Chapter 9: Class 8 Science Exam Tests

Class 8 Science MCQs - Chapter 9

Respiration and Circulation Multiple Choice Questions (MCQs) PDF Download - 1

The Respiration and circulation Multiple Choice Questions (MCQs) with Answers PDF (respiration and circulation MCQs PDF Download) e-Book Ch. 9-1 to study Grade 8 Science Course. Learn Respiration and Circulation Quiz Questions and Answers to learn online courses. The Respiration and Circulation MCQs App Download: Free learning app for respiration and breathing, transport in human beings test prep for online degree programs.

The Multiple Choice Question (MCQ Quiz): Ribs moves upwards and outwards when we; "Respiration and Circulation" App Download (Free) with answers: Exhale; Inhale; Digestion; Defecate; to learn online courses. Solve Respiration and Breathing MCQ Questions, download Google eBook (Free Sample) for online classes.

Respiration and Circulation Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1: The ribs moves upwards and outwards when we

  1. inhale
  2. exhale
  3. digestion
  4. defecate

MCQ 2: More than half of total blood volume is the

  1. red and blood cells
  2. plasma
  3. platelets
  4. all of them

MCQ 3: The special organ in mammals, birds and reptiles is

  1. lungs
  2. air sacs
  3. stomata
  4. spiracles

MCQ 4: Platelets help in blood

  1. producing
  2. rejuvenating
  3. clotting
  4. purifying

MCQ 5: The circulatory system of human is composed of

  1. heart
  2. blood
  3. blood vessels
  4. all of them

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Respiration and Circulation App (Android & iOS)

Respiration and Circulation App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (iOS & Android)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (iOS & Android)