Respiration and Breathing MCQs Quiz Worksheet PDF Download

Practice respiration and breathing MCQs in science quiz for online learning test. Respiration and circulation quiz questions has multiple choice questions (MCQ), respiration and breathing test to practice as the ribs moves upwards and outwards when we . Answer key help with choices as inhale, exhale, digestion and defecate problem solving for competitive exam, viva prep, interview questions worksheets. Free science revision notes to practice respiration and breathing quiz with MCQs to find questions answers based online learning tests.

MCQs on Respiration and Breathing Quiz PDF Download

MCQ. The ribs moves upwards and outwards when we

  1. inhale
  2. exhale
  3. digestion
  4. defecate

A

MCQ. The special organ in mammals, birds and reptiles is

  1. lungs
  2. air sacs
  3. stomata
  4. spiracles

A

MCQ. There is surrounding of rich capillaries around

  1. trachea
  2. alveoli
  3. nostril
  4. bronchi

B

MCQ. Insects breath through small holes in their body called

  1. lungs
  2. air sacs
  3. stomata
  4. spiracles

D

MCQ. The external part of nose through which air enters is called

  1. trachea
  2. alveoli
  3. nostril
  4. bronchi

C