With the growth of human population, more and more land was cleared for cultivation, housing and cattle rearing. Later, as towns and cities started developing, vast areas of land were started to be consumed in making roads, rail tracks, bridges, buildings, markets, trade centres, Educational and Research Centres, hospitals, railway junctions, etc.
What is the importance of DNA copying in reproduction?
Most animals of the same kind have same body parts. But their body parts differ in size, shape, color and functions. They have different types of sense organs as well.
Dignity of labour means – all jobs are equal and no job should be considered as big or small.
It is now a general opinion that if we see something moving, it is alive.
Biotechnology in Agriculture: Applications, Techniques, and Benefits The scientific knowledge which is applied in practical ways in industry for the…
Natural resources constitute both living and non-living resources. Non-living resources are renewable and non-renewable.
Since October 1st to November 9th, a total of 92 incidents of forest-fires have been recorded that have burnt about 133.55 ha of forest in Uttarakhand.
The processes of development through years have spurred on unplanned urbanization, extensive industrialization followed by different types of pollutions, construction of a series of mega dams, and large-scale application of Agro-chemicals. In the process, different parts of the world have started facing ecological crises.
Vast variability exists in the distribution or occurrence of different life forms in different habitats. The variability of life forms in a particular habitat is considered as the biodiversity of that habitat.
Ocean is a vast natural resource of water. These have also been examined in the search for alternate sources of energy-generation. For example, gravitational pull, by sun and moon causes tides, in which sea level rises and falls, two times in 24 hours. When it rises, sea water may be diverted through suitable channels, to inshore reservoirs driving the turbines, during its entry.
The development in all sectors of a country is essential to feed its growing numbers and to feed and to…
