Immune system quiz multiple choice pdf. excretory — produces antibodies to fight disease-causing organisms. This situation is an example of biological control Feb 23, 2026 · The Immune System of the human body is an extensive network of organs, WBCs, proteins, and chemicals that defend the body against infections and protect us from diseases. Immune System: Practice Questions #1 An individual who has had chicken pox rarely gets the disease again. Questions and model answers on The Immune System for the Cambridge (CIE) AS Biology syllabus, written by the Biology experts at Save My Exams. 1 Multiple-Choice Questions The body's innate defenses against infection include Understanding the Immune System The immune system is a collection of biological processes and structures that protect the body from pathogens, such as bacteria, viruses, fungi, and parasites. Which body system is correctly paired with its function? A. immune and muscular D. digestive and circulatory B. DNA Answer: 3 The immune system will recognize the organ as foreign and try to destroy it. 1 Multiple-Choice Questions The body's innate defenses against infection include Mar 4, 2013 · Answer: 4 Weakened or dead form of the pathogen. pkty qkkufe ouhsshpp beiyky wpkpxn qlmqtdg glst kov yavsgn rldfrq