Respiration and Circulation Multiple Choice Questions and Answers 9 PDF Book Download

Respiration and circulation multiple choice questions (MCQs), respiration and circulation quiz answers 9 to learn elementary school science online courses. Respiration and breathing MCQs, respiration and circulation quiz questions and answers for online elementary education degree. Respiration and breathing, transport in human beings test for elementary school teaching certification.

Learn elementary school science MCQs: Respiration and breathing, transport in human beings, with choices carotid veins, pulmonary veins, aorta, and jugular vein 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 9 PDF Book Download

MCQ: Human beings have specialized structure to carry out exchange of gases called

  1. respiratory system
  2. digestion system
  3. nervous system
  4. circulatory system

A

MCQ: Blood which is oxygenated in lungs is carried to heart by

  1. pulmonary veins
  2. carotid veins
  3. aorta
  4. jugular vein

A