work environments

Lastly, we come to the nature and wildlife enthusiasts who are not in any way dependent on the forests. Environmentalists and Nature Conservationists, NGOs like the World Wide Fund for Nature (WWF), Centre for Science and Environment (CSE), International Union for Conservation of Nature..

The Environment is everything which surrounds an organism and influences its life in many ways. It includes physical and biological components. The physical components of the environment are soil, water, air, light and temperature. These are termed as abiotic components. T..

The word 'resource' means supplying a material generally held in reserve. The common natural resources include energy, air, water, land, minerals, microorganisms plants and animals. For man, the resources are the substances required for his survival and comforts. These substances are obtained direc..

The Environment is everything which surrounds an organism and influences its life in many ways. It includes physical and biological components. The physical components of the environment are soil, water, air, light and temperature. These are termed as abiotic components. The pla..

Is a direct food related interspecific interaction in which one partner called scavenger or saprobiont eats the dead bodies of other animals, which have died either naturally or killed by some other animals. Scavengers clean the environment and the available food is ultimately disposed o..

Charles Darwin and Alfred Russel Wallace proposed that nature has its own ways of selecting the best from the available species for continuation of life. Darwin became famous for his Theory of evolution by natural selection, the mechanism of which works as follows: Individuals of a spe..

The theory of natural selection was put forth by Charles Darwin in his book 'On the Origin of Species by Means of Natural Selection', co-authored by Alfred Russel Wallace. According to Darwin, nature has its own ways of selecting the best from the available species for continuation of life. The mec..

Gene Regulation in Eukaryotes - In eukaryotes, the genes that code for the enzymes needed to catalyse the various steps of a particular metabolic pathway may not be adjacent or even be in different chromosomes. However, these genes are regulated by operon model as in bacteria. Both the inducible an..

The wastes include kitchen waste, papers, construction materials, old tyres, medical wastes, etc. In order to understand the severity of the problem and to work towards a solution, one must understand the types of wastes being generated. Wastes can be classified into: Biodegradable Wast..

>When we enter a darkened room from bright light, we are unable to see anything for a few moments. Within a few seconds we are able to adjust our sight to the dim light and move about easily. After vigorous exercise, the body temperature rises and there is profuse sweating. Evaporation of the sweat..