Vessels proceeding to the heart are

A. veins

B. arteries

C. capillaries

D. lymph ducts

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  1. Green plants synthesise carbohydrates by the
  2. Polyploid wheat does not normally show an increase in
  3. The nerve messages enter the cell through the
  4. The plant hormone which promotes ripening of fruits is
  5. The disease in which blood clotting does not take place is known as
  6. Biological control is to check growth of
  7. Which one of the following animals stores water in the intestine?
  8. Genes are arranged in chromosomes
  9. Diabetes is a disease which is
  10. Which one of the following seeds can benefit a patient of diabetes mellitus by normalising his blood…
  11. The larva of the housefly is called
  12. Which of the following is a vector-borne disease for which a special programme has been launched by…
  13. The life cycle of Malarial Parasite consists of two phases in man. Where do they occur?
  14. What is the other name for the brain?
  15. Pneumonia is ,a bacterial disease caused by the type of bacteria called
  16. Lizards, snakes, crocodiles and turtles belong to the class
  17. Mouth and foot diseases in cattle are caused by
  18. Damage to hearing is caused by sounds which exceed
  19. Which of the following diseases is water borne?
  20. Vestigeal organs are those which are
  21. The bile contains the pigments
  22. Antibodies are formed in
  23. The hormone that is responsible for secondary sexual character in the male is
  24. Which one of the endocrine glands disappears after puberty?
  25. It Is not advisable to sleep under a tree at night because of release of
  26. Temperature treatment which shortens the vegetative period and hastens the flowering is called
  27. A person with a blood group ____ is considered to be an universal donor.
  28. Waldeyer gave the name
  29. The workers in the honey bee colony are
  30. Bacteria utilising radiant energy to prepare food are