Which vitamin deficiency leads to beriberi?

What is the smallest unit of life?

Which device is used in submarines to see objects above the water surface without surfacing?

Which everyday phenomenon demonstrates the principle of capillary action in plants?

Which enzyme present in saliva begins the digestion of starch in the mouth?

Which gas law states that the volume of a gas is directly proportional to its temperature at constant pressure?

Which vitamin acts as an antioxidant protecting cells from damage and is found in nuts and seeds?

Which organ in the human body is primarily responsible for filtering blood and removing waste?

Which acid is found in the human stomach?

What type of lens is used to correct nearsightedness (myopia)?

Which respiratory condition involves inflammation and narrowing of the airways causing difficulty in breathing?