تمارين أونلاين Biology ||| Unit 1 – Chapter 4 – Part 1 [Immunity in Living Organisms]
تمارين أونلاين Biology ||| Unit 1 – Chapter 4 – Part 1 [Immunity in Living Organisms]
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سؤال 1 of 42
1. سؤال
Body’s ability to resist diseases is called……………….
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سؤال 2 of 42
2. سؤال
Strains of resistant plants to illness and insects could be produced by……..
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سؤال 3 of 42
3. سؤال
From poisonous substances that cause illness and death of plants …………
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سؤال 4 of 42
4. سؤال
Urging(stimulate ) plants to resist plant diseases is known as……….immunity.
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سؤال 5 of 42
5. سؤال
……………….interfere in the composition of the cellular wall of the external skin layer cells in the plants.
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سؤال 6 of 42
6. سؤال
Which of the following would not be a plant response induced by infection?
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سؤال 7 of 42
7. سؤال
Plants get rid of the Organism that caused illness by the death of tissue, called …………
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سؤال 8 of 42
8. سؤال
Poisonous chemical compounds often formed, when pathogen attack plants……
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سؤال 9 of 42
9. سؤال
Dermis protects the outer surface of the plants by the presence of ………
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سؤال 10 of 42
10. سؤال
All the following are chemical substances produced by plants after injury with microorganisms, except for………………..
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سؤال 11 of 42
11. سؤال
Lymph nodes pockets are filed with …………..
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سؤال 12 of 42
12. سؤال
Lymphocytes form about…………..% from white blood cells in blood.
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سؤال 13 of 42
13. سؤال
The immunity system organs are called ……………
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سؤال 14 of 42
14. سؤال
………. cells have different names according to the tissue that they are exist in.
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سؤال 15 of 42
15. سؤال
The figure shows a macrophage. What is the main function of this cell?
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سؤال 16 of 42
16. سؤال
Lysozyme is found in saliva and tears. What is its function?
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سؤال 17 of 42
17. سؤال
What do virally infected cells release to inhibit the replication of the virus in neighboring cells?
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سؤال 18 of 42
18. سؤال
The antibodies have all these characteristics except for…………….
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سؤال 19 of 42
19. سؤال
………………. is from the work ways of the antibodies.
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سؤال 20 of 42
20. سؤال
The Lymphocytes …………. attack Cancer cells and the transplanted organs.
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سؤال 21 of 42
21. سؤال
…………..Link between immune system cells and other bodies cells.
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سؤال 22 of 42
22. سؤال
The Protein chains are linked with each other in the antibody by………….bond
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سؤال 23 of 42
23. سؤال
The Antigen’s linked point on the antibody is called……………….part
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سؤال 24 of 42
24. سؤال
Antibodies from the specific immune system facilitate an effective immune response to infection.
How do the antibodies bound to a bacterial pathogen increase its chance of being destroyed?
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سؤال 25 of 42
25. سؤال
The figure represents the structure of an antibody. Where does an antigen bind?
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سؤال 26 of 42
26. سؤال
Each of the following is from the antibodies work ways except………….
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سؤال 27 of 42
27. سؤال
……………..antibody has many Antigens’ linked point.
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سؤال 28 of 42
28. سؤال
The figure shows a pathogen that has entered the body.
How many types of B cells and antibodies would be formed as a result of the stimulation of the humoral immune system?
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سؤال 29 of 42
29. سؤال
The figure shows a type of receptor (in green), called MHC, present on B cells.
What is its function?
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سؤال 30 of 42
30. سؤال
The figure shows a T-helper cell binding to an antigen-presenting macrophage.
What happens to the T-helper cell next?
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سؤال 31 of 42
31. سؤال
……………are from the assistant chemicals.
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سؤال 32 of 42
32. سؤال
The lymphatic cells differentiate into……………………T cells
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سؤال 33 of 42
33. سؤال
……………..cells turn into Phagocytic cells in need.
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سؤال 34 of 42
34. سؤال
TH cells can’t recognize the Antigen unless…………..cells processed it.
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سؤال 35 of 42
35. سؤال
Macrophages swallow the antigens and disassemble it by………..
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سؤال 36 of 42
36. سؤال
The strange body membrane has been drilled (perforated) when it relates to poisonous T cells by secrete…………….
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سؤال 37 of 42
37. سؤال
The secretion of …………..protein Inhibits immune response.
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سؤال 38 of 42
38. سؤال
The human body has…………………from memory cells.
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سؤال 39 of 42
39. سؤال
The figure shows changes in antibody concentrations in the blood after exposure to antigens A and B.
Which of the following choices is correct regarding the lymphocytes that are expected to be present at time 𝑡?
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سؤال 40 of 42
40. سؤال
The figure shows changes in antibody concentrations in the blood after exposure to antigens A and B.
How does the peak concentration of antibodies in the secondary response approximately compare to the peak primary response for antigen A?
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سؤال 41 of 42
41. سؤال
The figure shows changes in antibody concentrations in the blood after exposure to antigens A and B.
How does the time lag between initiating a primary immune response to antigen A and its peak approximately compare to the time lag of the secondary immune response to antigen A?
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سؤال 42 of 42
42. سؤال
The Histocompatibility protein is called………………….
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