Respiration in Biology Multiple Choice Questions 1 PDF Download

Learn respiration in biology multiple choice questions (MCQs), O level biology test 1 online for exams. Practice aerobic respiration and its waste MCQs questions and answers on aerobic respiration and its waste, what is respiration, human respiration, school level biology with answers. Free respiration in biology quiz, online study guide has helping answer key with choices as lactic acid, carbon dioxide, ethanol and energy of multiple choice questions as wastes of aerobic respiration (with o2) includes to test learning skills for viva exam preparation and job's interview questions. Study to learn aerobic respiration and its waste quiz questions to practice online MCQs for competitive exam preparation test.

MCQ on Respiration in Biology Quiz PDF Download Test 1

MCQ. Wastes of aerobic respiration (with O2) includes

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


MCQ. Air pressure in thorax increases in

  1. anaerobic respiration
  2. inspiration
  3. expiration
  4. all of these


MCQ. Front the ribs are attached to the

  1. diaphragm
  2. sternum
  3. external intercostal muscles
  4. internal intercostal muscles


MCQ. Air inhaled in addition to the tidal air is called

  1. complemental air
  2. residual air
  3. supplemental air
  4. saturated air


MCQ. Dry mass is lost through

  1. lenticels
  2. respiration
  3. stomata
  4. limiting factor of enzymes