Join WhatsApp ChannelDaily MCQs & Exam Updates
Biology Medium CSS FPSC PPSC Uploaded: 14 Jul 2026

Which type of immunity is present from birth and provides a non-specific first line of defence?

  • A Acquired immunity
  • B Active immunity
  • C Passive immunity
  • D Innate immunity
Correct Answer: Option D — Innate immunity
Explanation:
Innate immunity is the non-specific immune response present from birth providing the first line of defence through physical barriers inflammation and phagocytes against all pathogens.
4 views Back to Biology
Submitted by: PaperMCQs
Related MCQs