Respiration and Breathing MCQs Quiz Worksheet PDF Download

Learn respiration and breathing MCQs, science test for online course learning and test prep to practice. Respiration and circulation quiz questions has multiple choice questions (MCQ), respiration and breathing test to learn for class 8 online science for students.

Science practice test MCQ on ribs moves upwards and outwards when we with options inhale, exhale, digestion and defecate problem solving skills for competitive exam, viva prep, interview questions with answer key. Free science revision notes to learn respiration and breathing quiz with MCQs to find questions answers based online learning 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