contrast food cahins and food webs

Question: The theme of your school magazine this year is 'Generation Gap'. You write an article for it in a light-hearted vein, on the major source of conflict between yourself and your parents - eating habits. Write this article using your own ideas and those from the unit 'Children'. An..

The organisms, in addition to being dependent on the environment for their needs, are also dependent on each other. This dependency is especially for food. This results in the presence of food chains and food webs..

Human settlements in the form of cluster of housing units have always been a source of pollution. Because, human beings generate large quantity of wastes during the course of their daily activities. Activities like washing, cleaning, bathing, food preparation, as well as sanitary activiti..

The biotic component of our environment on land, i.e. plants and animals (leaving aside the oceans and other water bodies) are overwhelmingly found in forests. Forests form a buffer for the earth to protect life forms; in fact that's where all our biodiversity and including cultivated crops and ho..

. In the nuclear-winter scenario, the explosion of many bombs would raise great clouds of dust and radioactive material that would travel high into the Earth's atmosphere. These clouds would block out sunlight, lower the surface temperature of the planet and reduce photosynthesis by plants and bact..