Waste laden cells of oligochaetes and polychaetes are

How do the hirudineans differ from the polychaetes and oligochaetes?

Tube dwelling polychaetes are known as

What are the salient features exhibited by Polychaetes?

Municipal corporation insists people to dispose wet wastes in green coloured dustbin and dry wastes in blue coloured dustbin for their domestic waste disposal. Municipal waste collection van collects domestic wastes only if wet and dry wastes are separated. What does generally wet waste contains ?

Municipal corporation insists people to dispose wet wastes in green coloured dustbin and dry wastes in blue coloured dustbin for their domestic waste disposal. Municipal waste collection van collects domestic wastes only if wet and dry wastes are separated. What is the productive use of wet wastes ?

Municipal corporation insists people to dispose wet wastes in green coloured dustbin and dry wastes in blue coloured dustbin for their domestic waste disposal. Municipal waste collection van collects domestic wastes only if wet and dry wastes are separated. How this system is a good practice to reduce environmental pollution ?

In Hydra, waste materials after digestion and nitrogenous waste materials are removed from