Advertisements
Advertisements
प्रश्न
What are the measuress adopted to prevent the spread of disease from sewage water?
Advertisements
उत्तर
Following are the measuress adopted to prevent the spread of disease from sewage water:
- Sewage water must be disposed off in a suitable manner to prevent large scale outbreak of diseases and toxicity to living organisms.
- They should not be allowed to collect in the open.
- Sewage should be treated in sewage treatment plants wherein the pathogens are destroyed.
APPEARS IN
संबंधित प्रश्न
Mention Whether the Following Statement is True (T) Or False (F).
Flyash is the gaseous waste of cement industry.
The question has four options. Choose the correct answer:
Fish die in water bodies polluted by sewage due to
List the biodegradable and non-biodegradable waste products in your school What are the best ways to get rid of this garbage?
Which of the following is biodegradable?
Differentiate between biodegradable and non-biodegradable substances. Cite examples.
A garbage collector separate items mentioned below in the garbage into red, green and blue containers for their transfer to landfill, composting pit and recycling unit respectively.
Items:
- Plastic bags
- Newspaper and journals
- Screw and nuts
- Vegetable peels
- Metal chips
- Egg shells
Which items were transferred to which bin?
Put a tick (√) against the garbage items given in Table 16.1 which could be converted into manure. Put a cross (×) against the others.
| Garbage Items | Make manure or not | |
| (i) | Egg shells | |
| (ii) | Straw | |
| (iii) | Dry flowers | |
| (iv) | Pebbles | |
| (v) | Broken pieces of glass | |
| (vi) | Nails and screws | |
| (vii) | Plastic bangles | |
| (viii) | Left over food | |
| (ix) | Steel broken vessel | |
| (x) | Dead animals |
