A person of which of the following blood groups is called a universal donor?
A. O
B. AB
C. A
D. B
A person of which of the following blood groups is called a universal donor?
A. O
B. AB
C. A
D. B
Which is the largest organ in the human body?
A. Liver
B. Heart
C. Skin
D. Kidney
Which is the largest gland in the human body?
A. Thyroid
B. Liver
C. Pancreas
D. None of these
Which of the following glands secrete tears?
A. Lachrymal
B. Pituitary
C. Thyroid
D. Pancreas
The function of hemoglobin is____________?
A. Transportation of oxygen
B. Destruction of bacteria
C. Prevention of anemia
D. Utilization of energy
A. To control blood pressure
B. To control body temperature
C. To remove waste product from the body
D. To help in digestion of food
The main constituent of hemoglobin is___________?
A. Chlorine
B. Iron
C. Calcium
D. None of these
What is the main component of bones and teeth?
A. Calcium carbonate
B. Calcium phosphate
C. Calcium sulphate
D. Calcium nitrate
A. Medulla oblongata
B. Cerebellum
C. Cerebrum
D. None of these
A. Skull
B. Arm
C. Leg
D. Face