The first dose of Oral Polio Vaccine $(OPV)$ and Hepatitis-$B$ vaccine is given to a child at:

  • A
    $6$ weeks after birth
  • B
    $10$ weeks after birth
  • C
    $20$ weeks after birth
  • D
    $24$ weeks after birth

Explore More

Similar Questions

The mechanism of antibiotic resistance in mucoid bacteria is due to:

$A$ physical or functional change that causes discomfort or disability under normal conditions is known as:

Grafting between two different species is known as:

$NMEP$ stands for

$A$ suspension of killed or attenuated bacteria useful for artificial immunization is known as:

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