Biology MCQs

Page No. 26

Which of the following have thickest walls?


aArteries

✓


bVeins

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cCapillaries

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dNone of these

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View Answer Arteries

It is the measure of force with which blood pushes up against the walls of blood vessels.


aStroke volume

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bCardiac output

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cBlood pressure

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dBlood flow

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View Answer Blood pressure

All of the follwing are blood clots except:___________?


aThrombus

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bEmbolus

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cAtheroma

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dHematoma

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View Answer Atheroma

It is the discharge of blood from blood vessels?


aMyocardial infarction

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bCerebral infarction

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cCerebral Hemorrhage

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dThromboembolism

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View Answer Cerebral Hemorrhage

The flow of lymph is maintained by__________?


aMovement of viscera

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bBreathing movements

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cValves

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dAll of these

✓


View Answer All of these

Introduction of vaccine within the body to produce immunity is an example of____________?


aArtificially induced active immunity

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bNaturally induced active immunity

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cArtificially induced passive immunity

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dNaturally induced passive immunity

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Lenticular transpiration is ___________ of total transpiration?


a2-3%

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b1-3%

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c1-4%

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d1-2%

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View Answer 1-2%

All plants do not possess___________?


aLenticels

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bCuticle

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cStomata

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dAll of these

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View Answer Lenticels

Cuticular transpiration is _________ of total transpiration?


a6-8%

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b5-7%

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c7-9%

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d4-6%

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View Answer 5-7%

Exceptionally the positive hydrostatic pressure generated by root pressure is about___________?


a600 Kpa

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b800 Kpa

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c1000 Kpa

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d900 Kpa

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View Answer 800 Kpa

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