1. Waste are of two types, biodegradable and non- biodegradable. |
2. Blue-green algae are producers. |
3. Biodegradable wastes should be separated and kept in blue colour bins for garbage collectors. |
A) 1 and 2
B) 2 and 3
C) 1, 2 and 3
D) None
Correct Answer: A
Solution :
Biodegradable wastes should be separated and kept in green colour bins for garbage collectors.You need to login to perform this action.
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