- Study of the brain and head?
Answer: Phrenology - Most abundant gas taken in during respiration?
Answer: Nitrogen - What is the living fossil?
Answer: Cycas - Cause of Minamata disease?
Answer: Mercury pollution in water - Study of human skin?
Answer: Dermatology - Study of insects?
Answer: Entomology - Which organ produces bile?
Answer: Liver - What acts as a blood bank in the human body?
Answer: Spleen - Function of hemoglobin in the body?
Answer: Transport of oxygen - What is present in hemoglobin?
Answer: Iron