Class 7 General science chapter 2, online quiz

Class 7 General science chapter # 2 MCQs online with answers. 

In this quiz, you’ll be able to prepare yourself for all types of competitive exams e.g ETEA, NTS, PPSC, FPSC, KPPSC, and others.

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General Science class 7, Chapter 2

Transport system in human and plants

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1. Oxygen enters the leaves through          diffuses into the cells of the leaves and it is used for respiration

 

 

 

 

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2.                in the vessels transport useful substances to different parts of the body where they are required

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3. Waste matter produced in the body is also transported by the           to excretory organs.

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4.           carry oxygen to the tissue

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5. The oxygenated blood from the left ventricle is pushed with full force into the largest arteries called                  

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6. Capillaries take waste materials and carbon dioxide from the cells and tissue to the

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7.            maybe due to genetic or environmental factors such as pollen, spores, cold and pollination

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8. The evaporation of water from leaves is called

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9. Synthesis of carbohydrates takes place in

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10. The capillaries provide blood carrying nutrients and oxygen to the

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11.             are smaller in size than the ventricles

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12. water and carbon dioxide diffuses out from the           of the leaves.

 

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13. Transport the food prepared in the leaves, to the storage areas like roots, fruits, seeds and to the growing points of a plant

 

 

 

 

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14. Oxygenated blood comes back from the lungs into the left atrium through the           

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15. The heart is located in the chest cavity between the two                                  

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16. All arteries carry oxygenated blood to different parts of the body, except pulmonary                           .

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17.              is the movement of water from a higher concentration region of the lower by permeable membrane

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18. The amount of sugar in the blood is controlled by a hormone called

 

 

 

 

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19.             carry blood away and back into the heart

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20. Vascular tissues are of two types:

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21.           is a diet affected disorder in which the amount of sugar level in the blood of a person becomes too high.

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22. Air passage bronchioles in the lungs are blocked or narrowed causing difficulty in

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23. Food prepared in photosynthesis is broken down in

 

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24. The human body on the average has approximately            litres of blood

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25. The insulin converts excess glucose into glycogen and is stored in the

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26. Water is absorbed by the          passes from cell to cell until it reaches to the xylem vessels and upper parts through it.

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27. Pulmonary veins carry oxygenated blood from the lungs to the

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28.           is necessary for the formation of red blood cells

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29. Food transported to other parts of the plant by the

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30. The pulmonary artery carries             blood from the heart to the lung

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31. The long tube which transports the absorbed water and mineral salts from the roots to the stem to the leaves.

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32. Exchange of materials between the blood and tissues occurs through the walls of the

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33.

Asthma is a

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34. The sugar level in the blood is increased, resulting in diabetes when …… produced insufficient or does not work properly

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35. The left side of the heart receives oxygenated blood from the             and pump it to the rest of the body.

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36.            of water from the leaves is the main force which moves the water through the plant body

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37. The blood from the right ventricle is pushed into the lungs through the            

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38. The largest arteries is called

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39. Food is broken down in respiration,           and water are formed and energy is released.

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40. For the process of respiration, plants take in           and give out………

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41. Water mineral salts and other substances move from one part of the plant to another through a system of tissue

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42. Blood is a         of red blood cells, white blood cells and platelets suspended in a pale yellow liquid called

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43. The heart consists of          chambers.

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44. blood carrying waste materials and carbon dioxide from the capillaries to the heart

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45. The capillaries in the tissues connect the arteries to the

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46. The              is a muscular pump and is of the size of a human fist.

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47.             are blood vessels, which carry blood away from the heart to other parts of the body.

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48. All veins carry deoxygenated blood to the heart except the

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49. The movement of food in plants from leaves to storage areas and growing points is called

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50. Water diffuses out of …… which are present in the lower surface of the leaves

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51. The right atrium receives deoxygenated blood through the largest vein in the body called               

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52. The heart is protected by the ribs and covered by a tough walled membrane called the                    

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53. The function of pace maker is to normalize the

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54.

Food is prepared by the

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55. We can feel the pressure of blood in the artery through our                    

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56. A fatty substance called cholesterol or a blood clot can block the narrow blood vessels, this blockage is called

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57. Arteries are divide and re-divided to form narrow and thinner walled blood vessels called

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58. The blood from the heart is transported to all parts of the body by the

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59. Transport of water from roots in plants takes place through

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60. The largest artery in the human body is called the             

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61. The walls of veins are not as thick as those of the

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62. If the blockage is in the artery supplying blood to the heart, the heart stops beating which results in

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63. How many types of blood vessels?

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64. The transport system in the human beings is also called the                           

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65. The circulatory system consists of the…….. blood vessels and blood

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66. Insulin is produced by a gland known as

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67. The right side of the heart receives                       blood from different parts of the body.

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68. Deficiency of iron in the body lowers the number of            in the blood and supply of oxygen to the tissue is also lowered is known as anaemia.

 

 

 

 

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  1. Pingback: Transport in human and plant Mcqs – General Science – Correct Keys

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