Respiration and Breathing Questions and Answers Download PDF

Respiration and breathing Multiple Choice Questions (MCQ), respiration and breathing quiz answers PDF to study elementary school science for online degree courses. Learn respiration and circulation Multiple Choice Questions and Answers (MCQs), "Respiration and Breathing" quiz questions and answers for distance learning classes. Learn respiration and breathing test prep for online degree programs.

"The ribs moves upwards and outwards when we" Multiple Choice Questions (MCQ) on chemical changes with choices inhale, exhale, digestion, and defecate for distance learning classes. Free science student portal for online learning respiration and circulation quiz questions for online classes.

MCQs on Respiration and Breathing Download PDF

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