Respiration and Food Energy Multiple Choice Questions 3 PDF Download

Learn respiration and food energy MCQs, grade 7 science test 3 for online learning courses and test prep, respiratory system diseases multiple choice questions and answers. Respiratory system diseases revision test includes science worksheets to learn for science worksheets to solve.

Science multiple choice questions (MCQ): flu is caused by with options viruses, bacteria, insects and dust, respiratory system diseases quiz with online science web portal for home school 7th grade science students . Free science study guide to learn respiratory system diseases quiz to attempt multiple choice questions based test.

MCQs on Respiration and Food Energy Quiz PDF Download Worksheets 3

MCQ: Flu is caused by

  1. bacteria
  2. viruses
  3. insects
  4. dust


MCQ: Hair in nostrils help to

  1. inhale easily
  2. exhale easily
  3. clean air from dust
  4. make the air warm


MCQ: Main cause of 'asthma' is

  1. tobacco smoke
  2. pets
  3. exercise
  4. laughing


MCQ: 'air' is made warm by

  1. hair in nostrils
  2. blood capillaries in nostrils
  3. water in the nose
  4. mucus in the nostrils


MCQ: Respiration that does not involve presence of oxygen is known as

  1. aerobic respiration
  2. anaerobic respiration
  3. passive Respiration
  4. active respiration