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11th grade human body and health

11th grade (Year 12 in England) · 16 questions · Common Core: NGSS.HS-LS1-2, NGSS.SEP 4 · England: GCSE Combined Science: Infection and response, GCSE Biology: Monoclonal antibodies

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Score/ 16

  1. Question 1

    After a first infection, a person's antibody level peaked at 15 arbitrary units after 12 days. After a second infection with the same pathogen it peaked at 120 units after 4 days. How many times higher was the second peak?

    Answer

  2. Question 2

    Phagocytes are white blood cells that…

    • A. make antitoxins only
    • B. engulf and digest pathogens
    • C. clot the blood
    • D. carry oxygen

  3. Question 3

    The immune response: which statement is NOT true?

    • A. Each type of antibody fits one specific antigen.
    • B. Memory cells are only made after a vaccine, never after an infection.
    • C. Vaccines lead to the formation of memory cells.
    • D. The secondary immune response is faster and larger than the first.

  4. Question 4

    After a first infection, a person's antibody level peaked at 10 arbitrary units after 12 days. After a second infection with the same pathogen it peaked at 50 units after 4 days. How many times higher was the second peak?

    Answer

  5. Question 5

    Monoclonal antibodies are used in pregnancy tests and some cancer treatments. What makes them useful?

    • A. They are identical and bind to one specific target molecule
    • B. They are made of DNA
    • C. They kill every type of cell
    • D. They are a kind of antibiotic

  6. Question 6

    The immune response: which statement is NOT true?

    • A. Vaccines lead to the formation of memory cells.
    • B. Antibodies are a type of white blood cell.
    • C. Each type of antibody fits one specific antigen.
    • D. Lymphocytes produce antibodies.

  7. Question 7

    After a first infection, a person's antibody level peaked at 20 arbitrary units after 12 days. After a second infection with the same pathogen it peaked at 160 units after 4 days. How many times higher was the second peak?

    Answer

  8. Question 8

    Why don't you usually catch chickenpox twice?

    • A. Antibiotics stay in the blood for life
    • B. Memory cells make antibodies quickly before you become ill
    • C. The virus dies out after one infection
    • D. Your red blood cells change

  9. Question 9

    The immune response: which statement is NOT true?

    • A. Vaccines lead to the formation of memory cells.
    • B. Each type of antibody fits one specific antigen.
    • C. Lymphocytes produce antibodies.
    • D. Memory cells are only made after a vaccine, never after an infection.

  10. Question 10

    After a first infection, a person's antibody level peaked at 10 arbitrary units after 12 days. After a second infection with the same pathogen it peaked at 80 units after 4 days. How many times higher was the second peak?

    Answer

  11. Question 11

    Phagocytes are white blood cells that…

    • A. make antitoxins only
    • B. carry oxygen
    • C. clot the blood
    • D. engulf and digest pathogens

  12. Question 12

    The immune response: which statement is NOT true?

    • A. Vaccines lead to the formation of memory cells.
    • B. Lymphocytes produce antibodies.
    • C. The secondary immune response is faster and larger than the first.
    • D. One antibody can recognise every type of pathogen.

  13. Question 13

    After a first infection, a person's antibody level peaked at 25 arbitrary units after 12 days. After a second infection with the same pathogen it peaked at 250 units after 4 days. How many times higher was the second peak?

    Answer

  14. Question 14

    Why don't you usually catch chickenpox twice?

    • A. Memory cells make antibodies quickly before you become ill
    • B. The virus dies out after one infection
    • C. Antibiotics stay in the blood for life
    • D. Your red blood cells change

  15. Question 15

    The immune response: which statement is NOT true?

    • A. Memory cells are only made after a vaccine, never after an infection.
    • B. Each type of antibody fits one specific antigen.
    • C. Lymphocytes produce antibodies.
    • D. The secondary immune response is faster and larger than the first.

  16. Question 16

    After a first infection, a person's antibody level peaked at 15 arbitrary units after 12 days. After a second infection with the same pathogen it peaked at 150 units after 4 days. How many times higher was the second peak?

    Answer

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Answer key: 11th grade human body and health

  1. 1. 8

  2. 2. B. engulf and digest pathogens

  3. 3. B. Memory cells are only made after a vaccine, never after an infection.

  4. 4. 5

  5. 5. A. They are identical and bind to one specific target molecule

  6. 6. B. Antibodies are a type of white blood cell.

  7. 7. 8

  8. 8. B. Memory cells make antibodies quickly before you become ill

  9. 9. D. Memory cells are only made after a vaccine, never after an infection.

  10. 10. 8

  11. 11. D. engulf and digest pathogens

  12. 12. D. One antibody can recognise every type of pathogen.

  13. 13. 10

  14. 14. A. Memory cells make antibodies quickly before you become ill

  15. 15. A. Memory cells are only made after a vaccine, never after an infection.

  16. 16. 10