Notes and Study material for Exams
Fishing in west bengal West Bengal has a vast water resource potentiality. By utilising these water Resources there is a great prospect of pisciculture. These resources can be divided into two categories : 1.Inland Water Resources and Marine Water Resources Inland resources constitute ponds, rivers, marshy lands, canals, reservoirs etc. Development of Pond Fishery Although … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Oceans tides An ocean tide refers to the cyclic rise and fall of seawater. Tides are caused by slight variations in gravitational attraction between the Earth and the moon and the Sun in geometric relationship with locations on the Earth's surface. Tides are periodic primarily because … Read more
Aquatic systems are not called biomes, The major differences between the various aquatic zones are due to salinity, levels of dissolved nutrients; water temperature, depth of sunlight penetration. Fresh Water Ecosystem-Fresh water ecosystem are classified as lotic (moving water) or lentic (still or stagnant water). Marine Ecosystem- Estuaries-Coastal bays, river mouths and … Read more
The Indian drainage system is a complex network of rivers, streams, and tributaries that drain the Indian subcontinent. The system is divided into three major drainage basins: the Indus basin, the Ganges basin, and the Brahmaputra basin. The Indus basin is the largest drainage basin in India, covering an area of about 1.2 million square … Read more