Classification of wastes, Biology

Wastes are classified into following categories:

1.      Biodegradable wastes:

The waste materials that can be degraded by micro-organisms are called biodegradable wastes. They include vegetable peelings, discarded food, tea leaves, egg shells, crop and farm residue etc.

2.      Non-biodegradable waste:

The wastes that cannot be degraded by micro-organisms are called non-biodegradable wastes. These wastes include polythene bags, glass bottles, ceramics, asbestos etc.

3.      Toxic wastes:

The poisonous wastes are called toxic wastes. Such wastes include pesticides, acids, alkalies, radioactive substances etc.

4.      Non-toxic wastes:

The non-poisonous wastes are called non-toxic wastes for eg Glass, ceramics, paper, wood crap, leather, rubber etc.

5.      Biomedical wastes:

These wastes are released by the hospitals and clinics and include cotton, syringe, glass and plastic bottles, anatomical and pathological wastes.

 

 

Posted Date: 7/12/2012 2:41:18 AM | Location : United States







Related Discussions:- Classification of wastes, Assignment Help, Ask Question on Classification of wastes, Get Answer, Expert's Help, Classification of wastes Discussions

Write discussion on Classification of wastes
Your posts are moderated
Related Questions
The non-oxidative phase  generates  ribose precursors The non-oxidative phase of  the pathway,  including the following reactions, converts pentose-5-phosphate to other sugars.

Q. Illustrate Stents? Stents are metallic scaffolds that are deployed within a diseased segment of a coronary artery to establish and then maintain a widely patent lumen. Stent

Q. Show the Peptide found in the brain? There are as many as 300 peptide neurotransmitters found in the brain. Peptide is a short protein consisting of fewer than 100 amino aci

What is dichogamy? Dichogamy is the phenomenon of the maturation of female reproductive structures of the plant in a dissimilar period to the maturation of the male reproductiv

General requirements of implant materials 1) Biologically compatibility: an ideal implant material will elicit mainly physiological reactions within the surrounding tissues (bo

Mammalian Lungs - Respiration In this we will study mainly mammalian lungs as it is the best representative of a respiratory surface adapted for terrestrial respiration. For t

How is the development of JACK FUIT fruit takes place from seed to fruit?

A student while studying the anatomy of leaves of four specimens (P - S), observed the following characters: P.  Reticulate venation and no bundle sheath. Q. Parallel venati

Haemoglobin Among the respiratory pigments we shall consider haemoglobin in some detail as this is the most familiar, widespread as well as the most efficient respiratory pigm

Catastrophism Once-popular belief which events in the history of earth had occurred in the past a sudden events and by processes different from those operating today. The periods