Advertisements
Advertisements
प्रश्न
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 |
Advertisements
उत्तर
| Garbage Items | Make manure or not | |
| (i) | Egg shells | Yes |
| (ii) | Straw | Yes |
| (iii) | Dry flowers | Yes |
| (iv) | Pebbles | No |
| (v) | Broken pieces of glass | No |
| (vi) | Nails and screws | No |
| (vii) | Plastic bangles | No |
| (viii) | Left over food | Yes |
| (ix) | Steel broken vessel | No |
| (x) | Dead animals | Yes |
APPEARS IN
संबंधित प्रश्न
Give any two ways in which non-biodegradable substances would affect the environment.
Give reason for the following :
Broken glass utensils are a kind of non-degradable waste.
What are the most important steps in waste management?
What are Composting ? Explain its Process
Which of the following is biodegradable?
Differentiate between biodegradable and non-biodegradable substances. Cite examples.
The steps required for conversion of kitchen garbage into manure are given below in a jumbled form.
- Put garbage in a pit
- Cover the bottom of the pit with sand
- Cover the pot loosely with a gunny bag or grass
- Add worms
Which of the following shows the correct sequence of the above steps?
Which of the following features relates to biodegradable substances?
Some wastes are given below:
- Garden waste
- Ball point pen refills
- Empty medicine bottles made of glass
- Peels of fruits and vegetables
- Old cotton shirt
The non-biodegradable wastes among these are ______.
