Question

Use of Kulhads was not environment friendly idea. Why?

Answer 1

Use of Kulhads was not environment friendly idea due to the following reasons: 
1) The top fertile soil was used to make Kulhads. This would lead in depletion of top fertile soil. 
2) The Kulhads are made by firing in a kiln. Thus, making a large number of Kulhads would require a large amount of fuel. 
3) Since, the Kulhads are baked, the used Kulhads do not degrade faster. 

Answer 2

i) Kulhads have been banned for serving tea on platform.

(ii) Decomposers are not included in any food chain.

(iii) Producers are transducers of energy.