Q1. The most abundant element in Earth's crust is:

Q2. The normal temperature of human body is

Q3. Red colour of blood s because of presence of:

Q4. Which type of blood of individuals are universal recipients.

Q5. Trachoma is the disease of:

Q6. Malaria is the disease which affects the:

Q7. Leukaemia is a disease of the:

Q8. Deficiency of iron in human body causes:

Q9. Rickets is the disease of :

Q10. Acquired Immuno-Deficiency Syndrome (AIDS) is caused by:

Q11. ECG is used for the diagnosis of ailment of the:

Q12. Dialysis is used for the treatment of:

Q13. Hepatitis is a disease of which of the following organ?

Q14. Radioactivity was discoved by:

Q15. Which Vitamin is known as Ascorbic Acid?

Q16. Who invented the laser?

Q17. Citrus fruits are considered rich in Vitamin:

Q18. Poor night vision is because of lack of:

Q19. Which Vitamn gets destroyed on heating?

Q20. Which vitamin is provided by sunlight of the human body?