Respiration and Circulation Multiple Choice Questions 8 PDF Download

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

Science multiple choice questions (MCQ) on blood collects oxygen from inhaled air and gives off carbon dioxide in the with options liver, lungs, kidneys and heart, transport in human beings quiz for competitive exam prep, viva 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

A

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

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

C

MCQ. There is higher concentration of oxygen in

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

A

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

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

A

MCQ. Heart is made of specialized

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

C