Respiration and Breathing MCQs Quiz and Answers Tests pdf Download

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

MCQs on Respiration and Breathing Quiz pdf Download

MCQ. Ribs moves upwards and outwards when we

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

A

MCQ. 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. External part of nose through which air enters is called

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

C