Human Respiration MCQs Quiz Online PDF Download

Learn human respiration MCQs, O level biology test for online learning courses, test prep to practice test multiple choice questions (MCQ). Human respiration quiz questions and answers has practice test, respiration in biology quiz online, school level biology, what is respiration, human respiration tutorials for online biology lessons courses distance learning.

IGCSE biology practice test MCQ: front ribs are attached to the with choices diaphragm, sternum, external intercostal muscles and internal intercostal muscles for scholars competing for college and universities' scholarships with college board SAT prep. Free study guide is for online learning human respiration quiz test with MCQs to practice test questions with answers.

MCQs on Human Respiration Quiz PDF Download

MCQ: Front ribs are attached to the

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


MCQ: Dry mass is lost through

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


MCQ: Cuticular respiration is important to

  1. reduce stomatal respiration
  2. continue transpiration pull
  3. move in night
  4. help plant survive heat


MCQ: Alveolar walls are

  1. a lining of single cells
  2. a lining of multiple cells
  3. are a lining of palisade cells
  4. depend on the age of organism


MCQ: Over-breathing can be countered through

  1. in breath longer than out breath
  2. out breath longer than in breath
  3. excessive breathing
  4. holding breath