A person experienced altitude sickness when the go to any high altitude place like Rohtag Pass near Manali and Mansarover in China occupied Tibet, above a height

Assertion : At high altitude a person, from plain areas, may experience altitude sickness. Reason : At high altitude atmospheric pressure is generally high leading to symptons like nausea, fatigue, etc.

Assertion : At high altitude a person, from plain areas, may experience altitude sickness. Reason : At high altitude atmospheric pressure is generally high leading to symptons like nausea, fatigue, etc.

Assertion : At high altitude a person, from plain areas, may experience altitude sickness. Reason : At high altitude atmospheric pressure is generally high leading to symptons like nausea, fatigue, etc.

Assertion (A) : A person goes to high altitude and experiences " Altitude sickness " with symptoms like breathing difficulty and heart palpitations . Reason (R): Due to low atmospheric pressure at high altitude, the body does not get sufficient oxygen. In the light of above statement choose the correct options given below

The " mountain sickness" in persons climbing to high altitudes with any aid of oxygen cylinders is due to

The " mountain sickness" in persons climbing to high altitudes with any aid of oxygen cylinders is due to

Assertion : At higher peaks of mountains, people suffer from high altitude sickness (sluggish feeling, breathlessness etc.) due to lesser oxygen intake at each breather Reason : Air at sea level is dense because it is compressed by the mass of the air above it. The atmospheric pressure at higher peaks of mountains is lower causing the air at those heights to be much less dense than at sea level.

Assertion : At higher peaks of mountains, people suffer from high altitude sickness (sluggish feeling, breathlessness etc.) due to lesser oxygen intake at each breather Reason : Air at sea level is dense because it is compressed by the mass of the air above it. The atmospheric pressure at higher peaks of mountains is lower causing the air at those heights to be much less dense than at sea level.