Respiration and Breathing MCQs Test and Answers pdf Download

Practice respiration and breathing MCQs and science for test prep and learning. Free respiration and circulation notes has multiple choice questions (MCQ) with respiration and breathing quiz as ribs moves upwards and outwards when we with answering options inhale, exhale, digestion and defecate for exam preparation. Study to learn respiration and breathing quiz with MCQs to find questions answers based online tests.

MCQs on Respiration and Breathing

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