Micro Organisms Multiple Choice Questions 7 PDF Download

Practice micro organisms MCQs, grade 6 online science test 7, microorganisms and viruses multiple choice questions and answers. Microorganisms and viruses revision test has science worksheets, helping answer key with choices as virus, bacteria, both a and b and fungus of multiple choice questions (MCQ) with microorganisms and viruses quiz as teeth are eroded by conversion of sugar food into acid by for competitive exam prep, viva interview questions. Free science study guide to practice 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 the 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. The bubbles are trapped in dough of bread is of

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