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प्रश्न
Explain giving reasons
Our surrounding area should be free of stagnant water.
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उत्तर
Stagnant water is the breeding place for a large number of disease-causing organisms and vectors. It leads to the spread of diseases in human beings. Thus, our surrounding area should be clean of stagnant water.
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संबंधित प्रश्न
Make a list.
Viral diseases.
A disease widely spread worldwide is known as
Use of disposable syringes for injecting medicines, etc. is specially advised to prevent
Name the causative germ of AIDS. How is this disease transmitted?
Given below is a crossword puzzle. Read the clues across and clues down, and fill up the blank squares. Check up your performance with the correct solution given at the end.
Clues across
1. Category of pathogen that causes diseases, like common cold and mumps.
5. This is the vaccine for preventing tuberculosis.
6. An organ usually affected by tuberculosis
7. Jumbled spelling of one of the most common insect which visits our exposed foods and contaminates them.
8. Cover this part of your body by a handkerchief while sneezing to prevent droplet infection to others.
9. These may readily grow in your hair, if you do not wash it regularly.
10. A disease that weakens body’s defence system against infections.
Clues down
1. Germ or germ-substance introduced into the body to prevent occurrence of an infectious disease.
2. A disease caused by an infected dog, and which affects the central nervous system.
3. A disease in which the eyes, the skin and the urine turn yellow.
4. The disease pertussis is popularly known as whooping
| 1 V | 2 | U | 3 | 4 | |||
| A | O | ||||||
| 5 B | U | ||||||
| 6 L | G | ||||||
| 7 I | S | F | H | ||||
| 8 | S | I | |||||
| E | 9 | I | C | ||||
| 10 A | D | E |
Differentiate between undernutrition and malnutrition
Mention the causal organisms of the following disease: Polio
Define the following: Vaccination
Write short notes on the following:
Communicable diseases
Why are antibiotics not effective for viral disease?
