Which of the following substances are included as allergens?

  • A
    Pollen grains and dust particles
  • B
    Fungi and certain medicines
  • C
    Pollen grains and certain food items
  • D
    All of the above

Explore More

Similar Questions

Which chemicals produced by mast cells are responsible for allergy?

Allergy is defined as ..........

Antihistamines and steroids are administered to treat which of the following?

Which chemicals are used to quickly reduce the symptoms of allergy?
$I -$ Serotonin,$II -$ Adrenaline,$III -$ Steroids,$IV -$ Antihistamines,$V -$ Histamine

During an allergic reaction,the binding of antigens to $IgE$ antibodies initiates a response,in which chemicals cause the dilation of blood vessels and a host of other physiological changes. Such chemicals are

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo