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प्रश्न
Why do you think it talks about putting fish in the tank? What do you think the fish eats?
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उत्तर
It talks so because the fish eats larvae of mosquito.
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संबंधित प्रश्न
What other diseases can be caused by mosquito bites?
What do you do in your house to protect yourself from mosquitoes? Also find out from your friends about what they do.
Ask a doctor or elders about the food items which contain iron.
Which diseases are spread by flies and how?
Divide your class into two or three groups. Each group will go around to check one area in school or around it. It must carefully note if water has collected anywhere, and mark ✓ where it finds stagnant water.
| Pot | |
| Cooler | |
| Tank | |
| Any open space in the school ground | |
| Gutter | |
| Any other place |
Since how many days has water collected there?
Who is responsible for keeping these places clean?
Find out who is responsible for keeping the area around your school clean. Write a letter from your class, reporting your findings and suggestions. Find out to whom the letter should be written and to which office it should be sent.
Is there a pond or river around your house or school? Go and look around and observe these things:
Can you see algae in or around the water?
What was found out by the blood test?
