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प्रश्न
Explain the methods of prevention of malaria.
उत्तर
Malaria can be prevented by adopting the following measures:
(i) Using insect repellents to avoid mosquito bites
(ii) Sprinkling kerosene oil on large open water bodies
(iii) Introducing Gambusia in water bodies, as it feeds on mosquito larvae
(iv) Spraying insecticides to kill adult mosquitoes
APPEARS IN
संबंधित प्रश्न
A doctor/nurse/health-worker is exposed to more sick people than others in the community. Find out how she/he avoids getting sick herself/himself.
Conduct a survey in your neighbourhood to find out what the three most common diseases are. Suggest three steps that could be taken by your local authorities to bring down the incidence of these diseases.
Under which of the following conditions is a person most likely to fall sick?
(a) when she is recovering from malaria.
(b) when she has recovered from malaria and is taking care of someone suffering from chicken-pox.
(c) when she is on a four-day fast after recovering from malaria and is taking care of someone suffering from chicken-pox.
Why?
Under which of the following conditions are you most likely to fall sick?
(a) when you are taking examinations.
(b) when you have travelled by bus and train for two days.
(c) when your friend is suffering from measles.
Why?
Give an account of occurrence, symptoms, prevention and control of Diarrhoea.
"Prevention is better than cure". Explain.
Explain the general ways of preventing infection.
Name any two groups of micro-organisms from which antibiotics could be extracted.
Name any three diseases transmitted through vectors.
Why do some children fall ill more frequently than others living in the same locality?
