Home
Class 8
BIOLOGY
What are antibiotics? Explain with the h...

What are antibiotics? Explain with the help of examples.

Text Solution

Verified by Experts

Antibiotics are a group of medicines that are used to treat infections caused by some germs (bacteria and certain parasites). Examples. Penicillin and streptomycin.
Salt is added to preserve meat and fish from deterioration as it dehydrates the microbes that try to grow on them.
Promotional Banner

Topper's Solved these Questions

  • MICROORGANISMS - FRIEND AND FOE

    PEARSON IIT JEE FOUNDATION|Exercise CLASSROOM CORNER - B. SHORT ANSWER TYPE QUESTIONS|18 Videos

  • MICROORGANISMS - FRIEND AND FOE

    PEARSON IIT JEE FOUNDATION|Exercise CLASSROOM CORNER - C. LONG ANSWER TYPE QUESTIONS|10 Videos

  • MICROORGANISMS - FRIEND AND FOE

    PEARSON IIT JEE FOUNDATION|Exercise HOTS-HIGHER ORDER THINKING SKILLS|10 Videos

  • CROP PRODUCTION AND MANAGEMENT

    PEARSON IIT JEE FOUNDATION|Exercise COMPETITIONS CORNER|44 Videos

  • POLLUTION OF AIR AND WATER

    PEARSON IIT JEE FOUNDATION|Exercise COMPETITION CORNER|56 Videos

Similar Questions

Explore conceptually related problems

What is a force? Explain with the help of some examples.

What are convergent and divergent evolution? Explain with the help of examples.

What is brood parasitism? Explain with the help of an example.

What do you mean by dimensions of a physical quantity? Explain with the help of an example.

'Niche is a part of a habitat.'' Explain with the help of an example.

What is meant by a contact force ? Explain with the help of an example.

What do you mean by restoring force? Explain with the help of an example.

What are resonant oscillations? Explain with the help of suitable examples.

What are Pseudounimolecular reactions ? Explain with the help of a suitable example.

PEARSON IIT JEE FOUNDATION-MICROORGANISMS - FRIEND AND FOE-CLASSROOM CORNER - A. VERY SHORT ANSWER TYPE QUESTIONS
  1. Ramya baked a loaf of bread a few days ago and kept it on the kitchen ...

    Text Solution

    |

  2. Ramya baked a loaf of bread a few days ago and kept it on the kitchen ...

    Text Solution

    |

  3. Ramya baked a loaf of bread a few days ago and kept it on the kitchen ...

    Text Solution

    |

  4. Some bacteria and blue green algae present in the soil fix nitrogen fr...

    Text Solution

    |

  5. Some bacteria and blue green algae present in the soil fix nitrogen fr...

    Text Solution

    |

  6. Some bacteria and blue green algae present in the soil fix nitrogen fr...

    Text Solution

    |

  7. Some bacteria and blue green algae present in the soil fix nitrogen fr...

    Text Solution

    |

  8. Can microorganisms be seen with the naked eye? If not, how can they be...

    Text Solution

    |

  9. What are the major groups of microorganisms?

    Text Solution

    |

  10. Name the microorganisms which can fix atmospheric nitrogen in the soil...

    Text Solution

    |

  11. Explain why viruses cannot be seen using a microscope?

    Text Solution

    |

  12. Explain why Protozoa are categorized as heterotrophs?

    Text Solution

    |

  13. How the lactic acid produced in milk by Lactobacillus bacteria changes...

    Text Solution

    |

  14. Give reasons why meat and fish are usually preserved by adding salt? C...

    Text Solution

    |

  15. Explain how vacuum packing increases the shelf life of food items? Jus...

    Text Solution

    |

  16. What are antibiotics? Explain with the help of examples.

    Text Solution

    |

  17. Name one virus that affects plants and bacteria.

    Text Solution

    |

  18. Assertion: Cooling stops microbes from growing. Reason: A refrigerat...

    Text Solution

    |

  19. Assertion : Bacteria are useful in leather industry and jute industry....

    Text Solution

    |

  20. Assertion : Bacteria and fungi are used to make medicines. Reason :...

    Text Solution

    |