Edward Jenner to find out the efficacy of vaccination used

A. his own body

B. his friend's body

C. a corpse

D. a laboratory animal

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  1. The insects do not have blood pigments because
  2. The 'father of genetics' is
  3. The amount of blood in a normal man is about
  4. Translocation of food takes place in plants through
  5. Riboflavin is otherwise known as
  6. Turner's syndrome is a disease caused by
  7. Which one of the following animals stores water in the intestine?
  8. The method of inducing artificial immunity was discovered by
  9. The primary energy for living organisms is
  10. The most accepted theory of the origin of earth is the fiery origin which was propounded by
  11. Which of the following terms is used in Botany?
  12. The science dealing with diseases of plants is called
  13. Nephantis is popularly called
  14. Digestion of proteins starts in the
  15. Food substances are substances by
  16. Vitamin D is manufactured in a healthy human being by the action of _______ on the skin and absorbed…
  17. The function of a cell wall is
  18. The enzyme that is necessary to bring about clotting of blood is
  19. Higher plants take up nitrogen as
  20. Hypogeal germination is found in
  21. If a father has blood group A and the mother has blood group 0, which one of the blood groups may be…
  22. Biological control is to check growth of
  23. Malaria is transmitted from one person to another by
  24. 1 gm of carbohydrate gives energy which is about
  25. Vestigeal organs are those which are
  26. The hormone which is Popularly called as stress hormone is
  27. Chlorosis is the phenomenon where leaves have
  28. A biopsy is performed on a patient generally to detect which one of the following?
  29. Which among the following cows give maximum milk yields?
  30. Desert plants are called