تمارين أونلاين Biology ||| Unit 1 – Chapter 4 – Part 2 [Immunity in Living Organisms]
تمارين أونلاين Biology ||| Unit 1 – Chapter 4 – Part 2 [Immunity in Living Organisms]
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سؤال 1 of 52
1. سؤال
From Inappropriate conditions causing illness and death for plants…………
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سؤال 2 of 52
2. سؤال
Each of the following are ways and means used by human to protect plants from diseases except for……………………
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سؤال 3 of 52
3. سؤال
Tyloses are formed as a result of expansion of …………….cells in the affected plants.
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سؤال 4 of 52
4. سؤال
Transportation device in plants corresponds with…………………in animals.
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سؤال 5 of 52
5. سؤال
Examples of biochemical immune in plants……………
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سؤال 6 of 52
6. سؤال
Which plant structural defense feature is not preexisting and is only formed as a result of infection by a pathogen?
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سؤال 7 of 52
7. سؤال
Some pathogens produce toxins that harm the plant. What chemicals does the plant produce to break down these toxins and limit the damage that they cause?
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سؤال 8 of 52
8. سؤال
Each of the following is from vital sources( living organism) that threaten the life of the organism except for ……………..
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سؤال 9 of 52
9. سؤال
From the composite immunity means that already exist in the plant……………
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سؤال 10 of 52
10. سؤال
The composite immunity “means that already exist in the plants” exist in all of that except…………………
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سؤال 11 of 52
11. سؤال
All the following are from the main reasons for plant illness and death, except for………………..
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سؤال 12 of 52
12. سؤال
All the perfect defensive ways, that the organism possesses and which can be changed to face various ways of enemy, is called……………..
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سؤال 13 of 52
13. سؤال
……………….is from poisonous chemical compounds that work as a protective substances for the plant and have non-protein amino acids in its formation
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سؤال 14 of 52
14. سؤال
…………are factors attract the roamer (mobile) macrophage with blood in a big numbers towards the position of microbes and strange bodies
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سؤال 15 of 52
15. سؤال
B cells form about…………………. % from the Lymphocytes.
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سؤال 16 of 52
16. سؤال
…………… are two specialized Lymph glands located on both sides of the back of the mouth.
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سؤال 17 of 52
17. سؤال
Lymphocytes are white blood cells that play a key role in the immune response. Which type of lymphocyte produces antibodies?
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سؤال 18 of 52
18. سؤال
What is a cytokine?
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سؤال 19 of 52
19. سؤال
Which immune cell carries out phagocytosis during an immune response?
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سؤال 20 of 52
20. سؤال
Where do all white blood cells originate?
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سؤال 21 of 52
21. سؤال
each of the following is from the immune system characteristics in human except that it is………………
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سؤال 22 of 52
22. سؤال
…………….hormone stimulates the maturation of the stem lymphatic cells to T cells.
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سؤال 23 of 52
23. سؤال
……………… is Small nodes of lymphocytes found in the lining mucous membrane of the lower part of the small intestine.
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سؤال 24 of 52
24. سؤال
The natural killer cells form about…………% from the Lymphocytes.
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سؤال 25 of 52
25. سؤال
All the Lymphocytes are formed in………………
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سؤال 26 of 52
26. سؤال
T cells form about…………% from the Lymphocytes.
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سؤال 27 of 52
27. سؤال
Antidodies are found on the human and in the Vertebrate animals in………….
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سؤال 28 of 52
28. سؤال
B cells and the natural killer cells are similar in all of the following except …………
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سؤال 29 of 52
29. سؤال
Where do precursor T lymphocytes go to complete their maturation?
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سؤال 30 of 52
30. سؤال
How does histamine affect blood vessels near an injured area?
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سؤال 31 of 52
31. سؤال
The organs of the immune system are scattered throughout the body, as shown in the figure.
What is the name of organ X?
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سؤال 32 of 52
32. سؤال
Complete the following sentence: Specific immune responses are usually triggered by ………………
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سؤال 33 of 52
33. سؤال
Which statement about antibodies is not true?
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سؤال 34 of 52
34. سؤال
What triggers the activation of a B cell to start clonal expansion?
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سؤال 35 of 52
35. سؤال
What triggers the activation of a T-helper cell?
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سؤال 36 of 52
36. سؤال
The connection of antibodies with the melted (soluble) antigens to form not melted compositions, called ………..
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سؤال 37 of 52
37. سؤال
The high rate of the lymphatic cells in the body is…………………
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سؤال 38 of 52
38. سؤال
The natural immune passing two defensive lines are…………
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سؤال 39 of 52
39. سؤال
The………………defensive line main function is to prevent the Pathogens from interring to the body.
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سؤال 40 of 52
40. سؤال
The sweat is deadly to most microbes because of……………..
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سؤال 41 of 52
41. سؤال
Complete the sentence: ……………. cells are involved in shutting down the immune response after infection.
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سؤال 42 of 52
42. سؤال
CD4 receptors are responsible for binding to MHCs. Which cell type has CD4 receptors on its surface?
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سؤال 43 of 52
43. سؤال
The figure shows a body cell infected by the coronavirus COVID-19.
What type of immune cell will specifically attack and destroy this virally infected cell?
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سؤال 44 of 52
44. سؤال
………….. is a chain of specialized defensive way by the lymphocytes.
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سؤال 45 of 52
45. سؤال
…………..is the body’s resistance from the new or old Pathogens.
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سؤال 46 of 52
46. سؤال
The infection could become widespread and show symptoms of the disease in stage of……………….
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سؤال 47 of 52
47. سؤال
…………..cells secret substances caused Inflammation
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سؤال 48 of 52
48. سؤال
………… is an immune substance works as a second defensive line against microbes.
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سؤال 49 of 52
49. سؤال
B cells stick into its antigens by……………..
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سؤال 50 of 52
50. سؤال
1ymphatic-T-cells is one from the …………… defensive line compositions.
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سؤال 51 of 52
51. سؤال
The disjointed antigens part link to the ………….protein into the Macrophages cells
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سؤال 52 of 52
52. سؤال
Poisonous T cells recognize transplanted tissue and cancer cells by……….
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