Which gas is used for the artificial ripening of green fruits?

Which vitamin is essential for the 'Coagulation' (clotting) of blood?

Which of the following is the 'Master Gland' of the human body?

Which part of the human brain controls the maintenance of posture and balance?

The deficiency of which vitamin causes 'Night Blindness'?

The process of 'Photosynthesis' primarily takes place in which part of the plant?

Which acid is present in ant stings?

Seats for Mathematics, Physics and Biology in a school are in the ratio 5:7:8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?

Which of the following blood vessels carry blood from the heart to all parts of the body?

Which of the following is the largest gland in the human body?

Which of the following causes 'Minamata disease'?

Which gland is responsible for the secretion of Insulin in the human body?

Which of the following acids is present in a 'Lemon'?

Which organ is responsible for filtering blood in the human body?

Which organ in the human body is affected by the disease 'Glaucoma'?

Which vitamin deficiency causes the disease 'Scurvy'?

Which gas is released during the process of photosynthesis by plants?

Which part of the eye controls the amount of light entering it?

What is the PH of the human stomach acid?

Which organ in the human body produces Bile juice?