This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 English Chapter 10 Fire Friend And Foe – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 English Chapter 10 Fire Friend And Foe Quiz 6 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Extinguish A) Put on. B) Put off. C) Equipments. D) Rules. Show Answer Correct Answer: B) Put off. 2. Early man was frientend of A) Lighting and valcano. B) The damage caused by them. C) Fire. D) None. Show Answer Correct Answer: C) Fire. 3. Can microorganisms grow in low-temperature(cold) A) Yes. B) No. C) It's their wish. D) None of the above. Show Answer Correct Answer: B) No. 4. The process of conversion of sugar into alcohol is called 1) Infection 2) Moulding 3) Nitrogen fixation 4) Fermentation A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: D) 4. 5. In the above context, fire can be put out A) With water. B) By the human chain. C) Carbohydro dioxide extingusher. D) None of the above. Show Answer Correct Answer: C) Carbohydro dioxide extingusher. 6. Which one of the following is not produced by the process of fermentation? A) Cheese. B) Milk. C) Yoghurt. D) Wine. Show Answer Correct Answer: B) Milk. 7. Jams, jellies and squashes are preserved by adding salt. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 8. Question 3:Antibiotics A) Kill disease-causing microorganisms. B) Slow down the growth of disease-causing microorganisms. C) Convert sugar into alcohol. D) Speed up the growth of micoorganisms. Show Answer Correct Answer: A) Kill disease-causing microorganisms. 9. Partial sterilization of a product such as milk at a high temperature is known as: A) Filtration. B) Refrigeration. C) Pickling. D) Pasteurization. Show Answer Correct Answer: D) Pasteurization. 10. What Do You Mean By Communicable Diseases? A) It can spread from infected person to others. B) It can spread by street food. C) It can be spread by coughing and sneezing. D) All the above. Show Answer Correct Answer: D) All the above. 11. The fire brigade is: A) An old concept. B) A band of fire-fighters. C) A human chain. D) Both (a) and (b). Show Answer Correct Answer: B) A band of fire-fighters. 12. Early man thought that fire A) Was gift of God. B) Was indeed dangerous. C) Awaz an accidental phenomenon. D) Could help him cook. Show Answer Correct Answer: B) Was indeed dangerous. 13. Plant disease citrus canker is caused by1) Virus 2) Fungi 3) Bacteria 4) None of these A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: C) 3. 14. What are the major groups of microorganisms? A) Bacteria, fungi, protozoa, virus. B) Bacteria, fungi, protozoa, algae. C) Bacteria, fungi, protozoa, virus, algae. D) There is no definite answer. Show Answer Correct Answer: B) Bacteria, fungi, protozoa, algae. 15. A paper can burn only A) If we get a smoulder paper. B) When we keep blowing air over it. C) When we heat it before it catches fire. D) If we toss it from one end to the another. Show Answer Correct Answer: C) When we heat it before it catches fire. 16. Carrier of malarial parasite is A) Male House fly. B) Female anopheles mosquito. C) Frog. D) All of these. Show Answer Correct Answer: B) Female anopheles mosquito. 17. Paheli Is Writing Some Sentences About "Algae" . In Which Of Sentences, She Is Writing As Incorrect? A) Spirogyra is single-celled algae. B) Chlamydomonas and diatoms are multi-celled algae. C) Blue-green algae can not fix nitrogen gas of atmosphere. D) All the above. Show Answer Correct Answer: D) All the above. 18. Are microorganisms useful and harmful both A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 19. The following is preservative A) Milk. B) Juice. C) Water. D) Oil. Show Answer Correct Answer: D) Oil. 20. Brigade A) Groups. B) Team. C) Band. D) None of the above. Show Answer Correct Answer: B) Team. 21. Bacteria are made up of how many cells? A) Trillions!. B) 4. C) 1. D) None of these. Show Answer Correct Answer: C) 1. 22. Question 1:Penicillin was discovered by A) Edward Jenner. B) Louis Pasteur. C) Alexander Fleming. D) Robert Brown. Show Answer Correct Answer: C) Alexander Fleming. 23. What is a vaccine? A) A vaccine is a substance that is used for the production of antidotes in the body. B) Water disguised as chemicals. C) Unnecessary medicines that give us pain. D) A substance containing antibiotics. Show Answer Correct Answer: A) A vaccine is a substance that is used for the production of antidotes in the body. 24. Lowering the temperature below the flashpoint: A) Causes fire. B) Extinguishes the fire. C) Lowers the density. D) None of the above. Show Answer Correct Answer: B) Extinguishes the fire. 25. Name the chemical preservative used in jams and squashes A) Carbon Benzoate. B) Salt. C) Sodium metabisulphite. D) Oil and vinegar. Show Answer Correct Answer: C) Sodium metabisulphite. ← PreviousNext →Related QuizzesClass 7 English Chapter 10 Fire Friend And Foe Quiz 1Class 7 English Chapter 10 Fire Friend And Foe Quiz 2Class 7 English Chapter 10 Fire Friend And Foe Quiz 3Class 7 English Chapter 10 Fire Friend And Foe Quiz 4Class 7 English Chapter 10 Fire Friend And Foe Quiz 5Class 7 English Chapter 10 Fire Friend And Foe Quiz 7Class 7 English Chapter 10 Fire Friend And Foe Quiz 8Class 7 English Chapter 10 Fire Friend And Foe Quiz 9Class 7 English Chapter 10 Fire Friend And Foe Quiz 10Class 7 English Chapter 10 Fire Friend And Foe Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books