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NCAT Practice Test - Practice Test - Biology - Immune System - 2026 Quiz

Attempt 10 MCQs on NCAT Practice Test - Practice Test - Biology - Immune System (Year 2026) | Quiz 1

1. What are the key features of adaptive immunity?



2. What is a substance that elicits an immune response called?



3. Which cells produce antibodies?



4. Which T cells are also known as CD4+ cells?



5. Which cells directly kill infected body cells?



6. Which immune response occurs upon re-exposure to the same antigen?



7. Which cells are responsible for immunological memory?



8. Which part of an antibody binds to the antigen?



9. Which antibody class is the most abundant in blood and provides passive immunity to the fetus?



10. Which antibody appears first after initial antigen exposure?



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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