The grouping of blood is based on substances called

A. antibodies

B. antigens

C. antitoxin

D. enzymes

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  1. Diabetes is caused by
  2. Typhoid is a disease caused by
  3. Fat present below the skin surface in our body acts as a barrier against
  4. Accepted theory for the origin of life is
  5. The medulla oblongata encloses the
  6. The mouth of a river opening into the sea is termed as
  7. Insulin is concerned with the metabolism of
  8. The science of improving the hereditary qualities of future generations of mankind is referred to as
  9. The brain is covered by
  10. The theory of use and disuse was used to explain evolution by
  11. The theory of 'jumping genes' was propounded by
  12. Memory is the responsibility of
  13. The 'father of genetics' is
  14. The olfactory area is concerned with
  15. Total number of amino acids in plants is
  16. Which among the following diseases is not caused by viral infection?
  17. What is the colour of the outer portion of the spinal cord?
  18. Gases of Jupiter' are
  19. Eugenics is the application of genetics to improve
  20. The part of the brain in Control of Voluntary muscles is
  21. Those small organisms which float on the surface of water are called
  22. The condition in which there is abnormal decrease of white blood corpuscles is known as
  23. The thermoregulatory centre in the human brain is the
  24. Development without fertilization is called
  25. Which of the following organelles is known as the 'power House' of the cell?
  26. The cavities of the brain are filled with
  27. The spider spins its web from a liquid secreting from its
  28. The hormone that is responsible for secondary sexual character in the male is
  29. The biogenetic law was proposed by
  30. The smallest size of a cell which can be seen directly by the eye is