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Biology CBSE Live product
Class 10 (2025-26)
Life processes
PT1 Revision - Life processes
11.
Blood pressure and blood clotting
Question:
3
m.
Choose the appropriate option
:
1
.
Fibre-like threads that make a mesh or network at the site of injury is _______.
Prothrombin
Thrombin
Thromboplastin
Fibrin
2
.
What happens in hypertension?
Constriction of arterioles
Increased resisitance to blood flow
Rupture and internal bleeding in artery
All of the above
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