Home
Class 12
BIOLOGY
A non-infectious unnatural and unusual r...

A non-infectious unnatural and unusual reaction of a person to any substance or condition for which he is hypersensitive is termed as

A

Immunity

B

Allergy

C

Infection

D

Toxin

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • HUMAN HEALTH AND DISEASES

    MODERN PUBLICATION|Exercise REVISION EXERCISES (II. VERY SHORT ANSWER QUESTIONS) (A. QUESTIONS FROM STATE BOARD EXAMINATIONS)|42 Videos

  • HUMAN HEALTH AND DISEASES

    MODERN PUBLICATION|Exercise REVISION EXERCISES (II. VERY SHORT ANSWER QUESTIONS) (B. QUESTIONS FROM CBSE EXAMINATIONS)|23 Videos

  • HUMAN HEALTH AND DISEASES

    MODERN PUBLICATION|Exercise QUICK MEMORY TEST (C. Choose the correct alternative)|20 Videos

  • EVOLUTION

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST (SECTION-D)(CASE-BASED SHORT ANWER )(THREE MARK EACH)|2 Videos

  • HUMAN REPRODUCTION

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST (SECTION - D LONG TYPE QUESTION)|2 Videos

Similar Questions

Explore conceptually related problems

For a reaction to be spontaneous at any temperature, the conditions are

Mention the conditions under which the weight of a person can become zero.

Name the condition in which a person passes out frequent watery stools.

A person shows strong unusual hypersensitive reaction when exposed to certain substance present in air. Mention the term used for these substances.

A person shows strong unusual hypersensitive reaction when exposed to certain substance present in air. Name the cells responsible for such reactions.

A person shows strong unusual hypersensitive reaction when exposed to certain substance present in air. List some symptoms related to this condition.

In the reversible reaction a catalyst is the substance which

Which reaction is termed as Darzen's reaction ?

A person shows strong unusual hypersensitive reaction when exposed to certain substance present in air. Mention the drugs which quickly reduce the symptoms of this condition.

In adsorption, the substance which acculates on the surface of the other substance is termed as………………..

MODERN PUBLICATION-HUMAN HEALTH AND DISEASES-REVISION EXERCISES (I. MULTIPLE CHOICE QUESTIONS (MCQs)
  1. 'AIDS day'' is celebrated on:

    Text Solution

    |

  2. Lymphoid tissue is found in

    Text Solution

    |

  3. Hodgkin's disease is :

    Text Solution

    |

  4. Most of plant derived allergies in man are caused by:

    Text Solution

    |

  5. Tunnel vision is associated with :

    Text Solution

    |

  6. Antihaemorrhagic ergot alkaloids are got from

    Text Solution

    |

  7. The segment of antigen that are specifically recognized by individual ...

    Text Solution

    |

  8. World 'No Tobacco Day ' is observed on

    Text Solution

    |

  9. Zidovudine is a drug used in :

    Text Solution

    |

  10. A non-infectious unnatural and unusual reaction of a person to any sub...

    Text Solution

    |

  11. Which one of the following is not a live vaccine?

    Text Solution

    |

  12. A frequent form of tumour which occurs due to AIDS is :

    Text Solution

    |

  13. Cancer cells are more easily damaged by radiations than normal cells b...

    Text Solution

    |

  14. ELISA is used to detect viruses, where

    Text Solution

    |

  15. Which one of the following pairs of disease can spread through blood t...

    Text Solution

    |

  16. The organism which carries a disease from one organism to another is c...

    Text Solution

    |

  17. The treatment of snake-bite by antivenine is an example of

    Text Solution

    |

  18. Electron beam therapy is a kind of radiation therapy to treat

    Text Solution

    |

  19. Which type of immune reSQPonse is reSQPonsible for the rejection of ti...

    Text Solution

    |

  20. Rheumatoid arthritis is caused when ... (i) Lymphocytes become more ...

    Text Solution

    |