Micro Organisms Multiple Choice Questions 7 PDF Download

Learn micro organisms MCQs, grade 6 science test 7 for online courses learning and test prep, microorganisms and viruses multiple choice questions and answers. Microorganisms and viruses revision test includes science worksheets to learn for science help for competitive exams.

Science multiple choice questions (MCQ) on teeth are eroded by conversion of sugar food into acid by with options virus, bacteria, both a and b and fungus, microorganisms and viruses quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn microorganisms and viruses quiz to attempt multiple choice questions based test.

MCQs on Micro Organisms Quiz PDF Download Worksheets 7

MCQ. Teeth are eroded by conversion of sugar food into acid by

  1. bacteria
  2. virus
  3. both a and b
  4. fungus


MCQ. Cholera, whooping cough, tuberculosis, typhoid fever are caused by

  1. virus
  2. bacteria
  3. contaminated water
  4. fungus


MCQ. By invading in other living organisms cells of microorganism multiply rapidly to reproduce like

  1. virus
  2. bacteria
  3. fungi
  4. algae


MCQ. Pasteurization helps us to kill

  1. micro-organisms
  2. fungi
  3. virus
  4. bacteria


MCQ. Bubbles are trapped in dough of bread is of

  1. oxygen
  2. water vapors
  3. hydrogen
  4. carbon dioxide