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Determine about the Physico-chemical parameters
The possible combination of various elements found in the earth's crust gives rise to a large number of minerals. Out of all the elements present, oxygen and silicon are the most abundant and compose 75% of it. That's also the reason of great abundance of silicate minerals in the crust. The solid phase of soil is broadly composed of inorganic and organic constituents. The inorganic constituents consist of silicates, both of primary and secondary origin, having a definite chemical composition and well defined crystalline structure.
Q.How is soil formed? Soil is formed by breaking down of rocks at or near the surface of the Earth through various physical, chemical, and biological processes by various factor
Explain the Lubrication of food Dry food enters the mouth. It is moistened and lubricated by the saliva, before it can be made into a bolus ready for swallowing.
Explain Immune System The animals and the human beings are forced to encounter many dangerous microbe in their day-to-day life, through water, air and food. Inside our body the
Determine about the Plant nutrients The primary source of energy for photosynthesis in plants is the sun. A complete analysis of plants shows the presence of a large number of
Define the term Blood “The ancients believed that blood was the seat of the emotions". Blood, a body fluid, has been correctly termed as an elixir of life. We all have blood
why do we breathe?
Military Technology: Important changes were introduced in military technology. Rope and wooden stimps for horsemen were known in India before the thirteenth century. However,
Science in the post-renaissance period (1540- 1760): We have seen above that improved techniques as well as growing trade had led to great voyages to many lands. These were
2-4 plants, 6-12 primary consumers
Explain Neutral fats Neutral fats are esters of fatty acids with glycerol and found abundantly in nature. These are insoluble in water but readily soluble in ether,
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