Respiration and Circulation Multiple Choice Questions 8 PDF Download

Learn respiration and circulation MCQs, grade 8 science test 8 for learning online courses and test prep, transport in human beings multiple choice questions and answers. Transport in human beings revision test includes science worksheets to learn for 8th grade science problems online free.

Science multiple choice questions (MCQ) on blood collects oxygen from inhaled air and gives off carbon dioxide in the with choices liver, lungs, kidneys and heart, transport in human beings quiz for competitive exam prep, summative and formative assessment interview questions with answers key. Free science study guide to learn transport in human beings quiz to attempt multiple choice questions based test.

MCQs on Respiration and Circulation Quiz PDF Download Worksheets 8

MCQ. Blood collects oxygen from inhaled air and gives off carbon dioxide in the

  1. lungs
  2. liver
  3. kidneys
  4. heart


MCQ. Respiration which takes place in absence of oxygen is called

  1. cellular respiration
  2. aerobic respiration
  3. anaerobic respiration
  4. breathing


MCQ. There is higher concentration of oxygen in

  1. inhaled air
  2. exhaled air
  3. circulated air
  4. deoxygenated air


MCQ. Distance which is travelled by an average red blood cell is equal to

  1. 1500km
  2. 1200km
  3. 2100km
  4. 5100km


MCQ. Heart is made of specialized

  1. cardiac muscles
  2. connective tissues
  3. both a and b
  4. skeletal sphincters