Respiration and Circulation Multiple Choice Questions and Answers 1 PDF Book Download

Respiration and circulation MCQs, respiration and circulation quiz answers 1 to learn elementary education online courses. Respiration and breathing multiple choice questions (MCQs), respiration and circulation quiz questions and answers for for online elementary education degree. Respiration and breathing, transport in human beings test for elementary school teaching certification.

Learn elementary school science multiple choice questions (MCQs): Respiration and breathing, transport in human beings, with choices plasma, red and blood cells, platelets, and all of them for online elementary education degree. Free science study guide for online learning respiration and breathing quiz questions to attempt multiple choice questions based test.

MCQ on Respiration and Circulation Worksheets 1 PDF Book Download

MCQ: Ribs moves upwards and outwards when we

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


MCQ: More than half of total blood volume is the

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


MCQ: Special organ in mammals, birds and reptiles is

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


MCQ: Platelets help in blood

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


MCQ: Circulatory system of human is composed of

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