MCQ Chapter 2 Microorganisms: Friend or Foe May 6, 2024March 11, 2023 by study MCQ Chapter 2 Microorganisms: Friend or Foe MCQ Quiz #4d0000> Chapter 2 Microorganisms: Friend or Foe Choose the correct answer: 1. Diseases like polio and chicken pox are caused by _______#ff0000> Bacteria Virus Fungi Worms 2. Examples of Multicellular Microorganism are#ff0000> Algae, Bacteria Algae and Fungi Bacteria and Fungi Bacteria and Viruses 3. Some medicines obtained from micro-organisms are applied to kill or stop the growth of disease-causing microorganisms. Such medicines are called ______.#ff0000> Antibodies Antibiotics Antiseptics All of the above 4. A common preservative used in jam and pickles is :#ff0000> Sodium benzoate Nitric acid Sodium Chloride Copper Sulphate 5.Rhizobium found in root nodules of leguminous roots is an:#ff0000> Atmospheric Carbon fixer Atmospheric Oxygen fixer Atmospheric Nitrogen fixer All of the above 6. Lactobacillus is commonly found in :#ff0000> Cake Curd Bread All of the above 7. The process of conversion of sugar into alcohol by yeast is called#ff0000> Fermentation Pasteurisation Alcoholism All of the above 8. The pores in the bread is due to gas bubbles of :#ff0000> Oxygen Nitrogen di oxide Nitrogen Carbon di oxide 9. Deliberately injecting weak microbes into a healthy body and producing antibodies to fight against strong microbes is called _______#ff0000> Medication Antibiotics Vaccination All of the above 10. The microbe for Malaria is carried by#ff0000> Male Anopheles mosquito Male Aedes mosquito Female Anopheles Mosquito Female Aedes mosquito Submit Chapter 1 - Crop Production and Management MCQ Chapter 2 - Microorganisms : Friend and Foe MCQ Chapter 3 - Synthetic Fibres and Plastics MCQ Chapter 4 - Materials : Metals and Non-Metals MCQ Chapter 5 - Coal and Petroleum MCQ Chapter 6 - Combustion and Flame MCQ Chapter 7 - Conservation of Plants and Animals MCQ Chapter 8 - Cell - Structure and Functions MCQ Chapter 9 - Reproduction in Animals MCQ Chapter 10 - Reaching The Age of Adolescence MCQ Chapter 11 - Force and Pressure MCQ Chapter 12 - Friction MCQ Chapter 13 - Sound MCQ Chapter 14 - Chemical Effects of Electric Current MCQ Chapter 15 - Some Natural Phenomena MCQ Chapter 16 - Light MCQ Chapter 17 - Stars and The Solar System MCQ Chapter 18 - Pollution of Air and Water MCQ HOME NOTES IN HINDI