A person may bleed from the nose when at a great height above the sea level. With reference to this, which one of the following statements is correct ?

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Q: 31 (CAPF/2010)
A person may bleed from the nose when at a great height above the sea level. With reference to this, which one of the following statements is correct ?

question_subject: 

Science

question_exam: 

CAPF

stats: 

0,63,30,21,63,4,5

keywords: 

{'blood capillaries': [0, 0, 1, 0], 'atmospheric pressure': [2, 0, 5, 1], 'nose': [4, 0, 2, 3], 'external pressures': [0, 0, 1, 0], 'greater height': [0, 0, 1, 0], 'sea level': [5, 1, 4, 3], 'less oxygen': [0, 0, 1, 0], 'pressure': [0, 0, 0, 1], 'blood': [5, 0, 0, 1], 'great height': [0, 0, 1, 0]}