Biology MCQs

Page No. 26

Which of the following have thickest walls?


aArteries


bVeins


cCapillaries


dNone of these


View Answer Arteries

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


aStroke volume


bCardiac output


cBlood pressure


dBlood flow


View Answer Blood pressure

All of the follwing are blood clots except:___________?


aThrombus


bEmbolus


cAtheroma


dHematoma


View Answer Atheroma

It is the discharge of blood from blood vessels?


aMyocardial infarction


bCerebral infarction


cCerebral Hemorrhage


dThromboembolism


View Answer Cerebral Hemorrhage

The flow of lymph is maintained by__________?


aMovement of viscera


bBreathing movements


cValves


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


bNaturally induced active immunity


cArtificially induced passive immunity


dNaturally induced passive immunity



Lenticular transpiration is ___________ of total transpiration?


a2-3%


b1-3%


c1-4%


d1-2%


View Answer 1-2%

All plants do not possess___________?


aLenticels


bCuticle


cStomata


dAll of these


View Answer Lenticels

Cuticular transpiration is _________ of total transpiration?


a6-8%


b5-7%


c7-9%


d4-6%


View Answer 5-7%

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


a600 Kpa


b800 Kpa


c1000 Kpa


d900 Kpa


View Answer 800 Kpa

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