What is Respiration MCQs Test Online PDF Book Download

What is respiration multiple choice questions (MCQs), what is respiration test prep for online learning with IGCSE degree certificate eCourses. Learn respiration in biology multiple choice questions (MCQs), what is respiration quiz questions and answers. Career test on school level biology, human respiration, what is respiration, aerobic respiration and its waste test for online biologist courses distance learning.

Learn respiration in biology practice test MCQs: blood entering lungs contain, for free online courses with options very little oxygen (o2), very high carbon dioxide (co2), vary low carbon dioxide (co2) with online sample interview questions and answers, competitive tests preparation for jobs hiring. Free skills assessment test is for e-learning online what is respiration quiz questions for competitive assessment in biology major.

MCQ on What is RespirationQuiz Book Download

MCQ: Air pressure in thorax increases in

  1. anaerobic respiration
  2. inspiration
  3. expiration
  4. all of the above

C

MCQ: Blood entering lungs contain

  1. very little oxygen (O2)
  2. very high carbon dioxide (CO2)
  3. vary low carbon dioxide (CO2)
  4. both A and B

D

MCQ: In expiration

  1. the diaphragm relaxes and arches upwards
  2. air enters the lungs
  3. ribs move upwards
  4. sternum moves up and away from backbone

A

MCQ: Stimulus for breathing is

  1. lack of oxygen in blood
  2. excess of carbon dioxide in blood
  3. contraction of alveoli
  4. diaphragm movements

B

MCQ: In anaerobic respiration (without O2) in mammals, wastes are

  1. water
  2. ethanol
  3. lactic acid
  4. carbon dioxide

C