Maharashtra Board Class 5 EVS Solution Chapter 23 – Infectious Diseases and how to Prevent them
Balbharati Maharashtra Board Class 5 EVS Solution Chapter 23: Infectious Diseases and how to Prevent them. Marathi or English Medium Students of Class 5 get here Infectious Diseases and how to Prevent them full Exercise Solution.
|
Std |
Maharashtra Class 5 |
| Subject |
Environmental Studies Solution |
|
Chapter |
Infectious Diseases and how to Prevent them |
(Q2)
Ans: – I will recommend not allowing water to stagnate. Because it has no side effects that harm the environment. But insecticides have many harmful effects.
(Q3) Answer the following question:
(a)
Ans: – Diseases that spread from are person to the other are called infectious disease. Such diseases are flu, cold, ringworm, scabies, chickenpox etc.
(b)
Ans: – Air, water, food and insects are the medium of the spread of diseases.
(c)
Ans: – Epidemic of disease spread rapidly through air, water food and insects. In this situation people are advised to use boiled water for drinking, keep their surroundings clean. People who have a serious infectious disease like swine flu are quarantined. People are instructed to wear mask. If any of the family members get an infectious disease, the government health department are informed to take necessary steps.
(d)
Ans: – Vaccination is an excellent method of preventing disease.
(e)
Ans: – Vaccination that are given to a newborn baby are –
(i) Tuberculosis vaccine,
(ii) Vaccination against diphtheria,
(iii) Vaccine for whooping cough,
(iv) Tetanus
(v) Polio
(Q4)
(a)
Ans: – False
(b)
Ans: – False
(Q5)
Ans: –
| Malaria | Water |
| Typhoid | Food |
| Cholera | Water |
| Tuberculosis | Air |
| Jaundice | Water |
| Gastro | Food |
| diarrhoea | Food |
(Q6) Give Reasons
(a)
Ans: – Cholera spread through water. So if we drink boiled water, it will prevent the disease because when water is boiled, micro-organisms in it are destroyed.
(b)
We should not allow puddles of water in our surroundings because it increases mosquito’s breading which conveys harmful germs spread diseases.
