Question

Which of the following best describes innate (natural) immunity?

Options

• Protection acquired through exposure to specific antigens during lifetime

• The hereditary, non-specific protection present from birth

• Immunity developed only after vaccination

• Antibody-mediated defence mechanism against pathogens

Answer 1

Innate (natural) immunity is the hereditary, non-specific protection present from birth. It provides immediate, general defence against harmful agents without requiring prior exposure to specific antigens.