Question

Please answer both/ any one
1.When we press the bulb of a dropper with its nozzle kept in water, air in the dropper seems to escape in the form of bubbles. Once we release the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to what kind of pressure?

2.Is our blood pressure equal to, or higher than the atmospheric pressure?

Answer 1

answer of 2nd the atmospheric pressure and our blood pressure is equal