Home
Class 12
BIOLOGY
Define : Allergy...

Define : Allergy

Text Solution

Verified by Experts

The exaggerated response of the immune system to certain antigens present in environment is called allergy.
The substance to which such immune response is produced are called allergen.
TgE type antibodies are produced.
Promotional Banner

Topper's Solved these Questions

  • HUMAN HEALTH AND DISEASE

    KUMAR PRAKASHAN|Exercise Section-B (Difference/Scientific Reasons)|5 Videos

  • HUMAN HEALTH AND DISEASE

    KUMAR PRAKASHAN|Exercise Section-B (Give scientific reasons)|4 Videos

  • EVOLUTION

    KUMAR PRAKASHAN|Exercise SECTION - F (Multiple Choice Questions)|198 Videos

  • HUMAN REPRODUCTION

    KUMAR PRAKASHAN|Exercise SECTION-F MULTIPLE CHOICE QUESTIONS|118 Videos

Similar Questions

Explore conceptually related problems

Define : Accelaration

Define : Speed

Define : Antiport .

KUMAR PRAKASHAN-HUMAN HEALTH AND DISEASE -Section - F (Multiple Choice Question) (MCQs Asked In Competitive Exam))
  1. Define : Allergy

    Text Solution

    |

  2. What is called the spreading of cancerous cells in the body?

    Text Solution

    |

  3. Which disease is spread by mosquito but does not occur by virus ?

    Text Solution

    |

  4. In plasmodium, gametocytes are formed from

    Text Solution

    |

  5. Tears of eyes and saliva of mouth are the example of which type of bar...

    Text Solution

    |

  6. Interferon are

    Text Solution

    |

  7. Trophzoites of plasmodium occur in ………….

    Text Solution

    |

  8. LSD is ............

    Text Solution

    |

  9. Treatment of cancer by X-rays or gamma rays is

    Text Solution

    |

  10. What provides immunity against the diseases ?

    Text Solution

    |

  11. The cell-mediated immunity inside the human body is carried out by

    Text Solution

    |

  12. Infection of Ascaris usually occurs by

    Text Solution

    |

  13. Which one of the following fungi contains hallucinogens?

    Text Solution

    |

  14. At which stage of HIV infection does one usually show symptoms of AIDS...

    Text Solution

    |

  15. Which is the particular type of drug that is obtained from the plant w...

    Text Solution

    |

  16. Which of the following immunoglobulins does constitute the largest per...

    Text Solution

    |

  17. Grafted kidney may be rejected in a patient due

    Text Solution

    |

  18. Which of the following diseases is caused by a protozoan?

    Text Solution

    |

  19. If you suspect major deficiency of antibodies in a person, to which of...

    Text Solution

    |

  20. Which of the following sets of diseases is caused by bacteria ?

    Text Solution

    |

  21. Which of the following is correct regarding AIDS causative agent HIV?

    Text Solution

    |