(i) Carrying capacity of environment : Carrying capacity implies two things :
(a) Resource extraction should remain below the rate of resource generation.
(b) Generation of waste should remain within the absorption capacity of the environment.
(ii) Bio-composting : It is a process in which plant matter that has been decomposed and recycled as a fertilizer or manures. It is considered as a key ingredient in organic farming as it is very rich in nutrients.
(iii) Sustainable Development : It is a process which fulfils the needs of present generation without challenging the ability of the future generations to fulfil their needs. Implying that resources are not fully exploited, but rationally utilized.
(iv) Absorptive capacity of the environment : It means the ability of the environment to absorb degradation.
(Net as per marks)