Care for the Little Angels around You
The balance of nature is maintained by its different components -living and non-living, if they remain unaltered by human beings.
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Crafts and their cultural importance
India has a vibrant tradition of crafts. Though agriculture employs largest number of people in this country, craft section employs and sustains over twenty million people.
What is acid deposition? What is acid rain?
The acid rain affects living and non- living components of environment. In July 1982, Stockholm- the venue of U N –conference on acid rain, suffered heavy acid showers for about a week. In India too, acid rains have been reported since last twenty years in areas where thermal power plants are located and also around Delhi, the capital of India.
Recycling and Paper Industry
The process of recovering or reusing usable materials from discarded waste is called recycling. For example, about 15 per cent of Sulphuric acid is recycled in chemical manufacturing. In the early days, all the sulphur needed for the production of sulphuric acid was taken out of mines directly. But now, with the prevailing tendencies of recycling, sulphuric acid manufacturing industries are using sulphur from smelters, refineries, etc.
Animal Husbandry and Milch Cattle
We rear and take care of animals to take their support in food production. Their systematic and proper rearing and also the arrangement for their proper reproduction and management are called as Animal Husbandry.
Technological Evolution in 20th century
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
Ecological Niche and Ecological Habitat
Dictionary defines the term Niche as a comfortable or suitable position in life of a living being, or a role taken by a type of organism within its community.
Animal Hormones and Their Secretion
Control and Coordination in animals are performed by the activities of different types of chemical substances. These chemical substances are known as Animal Hormones.
Some Types of Technologies
There are many different types of technologies or technological models- such as Low-tech, Hi-tech, alternative, intermediate, appropriate, blended, hard, and soft technologies.
Important aspects of Crop Improvement & New Crop Varieties
Biotechnology in Agriculture: Applications, Techniques, and Benefits The scientific knowledge which is applied in practical ways in industry for the…
Impact of Human Activities on Environment
Growth of human population, fast but unplanned industrialization and irresponsible behavior to environment are causing imbalances in the local, regional, national and global environment. These are causing not only local but global problems in the environment.
