apillaries have very thin walls.
27. Stagnant water and malaria are connected.
28. First aid for bee sting is applying an alkali.
29. An ‘O’ group person can donate blood to all the other groups.
30. The walls of ventricles are comparatively thick.
31. Small pox vaccination is no more given now a days.
VII. Answer the following. (6x2=12)
32. What are the functions of nervous system?
33. Public hygiene is equally important as personal hygiene. Give reasons.
34. Write short note on non-infectious diseases.
Picture based question
Examine the picture carefully and answer the question.
35. Identify the process and briefly explain the precautions to be observed and
taken during this process.
36. Differentiate between vena cava and pulmonary artery.
37. Why is the circulatory system also known as the transport system?
VIII. Answer in brief (3x4=12)
38. Explain the internal structure of a human heart with a neat labeled diagram.
39. Explain somatic nervous system.
40. What are the four ways in which the vaccines are prepared, giving the name of one
disease for which each type of vaccine is us
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