Which of the following is a primary lymphoid organ?

  • A
    Spleen
  • B
    Lymph node
  • C
    Bone marrow
  • D
    Tonsils

Explore More

Similar Questions

The grafting principle depends upon the

The immunity developed by the body to combat diseases during its lifetime after birth is known as:

Which of the following is not a cell of the immune system?

What type of immunity is provided by the treatment given against snake bites?

Which of the following barriers is $NOT$ included in innate immunity?

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