Symptoms of oedema is
Swelling of body part especially the legs
Pain in the chest
Cold
Pain in the right leg
Which one of the following disease is sexually transmitted disease
Choose correct one:
Nicotine acts as a stimulant because it mimics the effect of
All the diseases are spread by housefly except
''Maintenance of personal and public hygiene is necessary for prevention and control of many infectious diseases''. Justify the statement giving suitable examples.