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Disha Dadhich 5 years, 2 months ago
Gaurav Seth 5 years, 2 months ago
It is defined as the separation process in which two immiscible liquids are separated. This is done by pouring out the clear upper layer of liquid. Separation of a mixture of oil from water is an example of decantation.
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Jai Súryá Chourasiya 5 years, 2 months ago
Gaurav Seth 5 years, 2 months ago
A Song which we have memorized is a song from film Jagriti (1954), sung and written by the legendary poet and singer kavi .We heard and saw this song in film Jagriti, 2-3 times on TV. Also during Independence Day and Republic Day celebrations, this song is very often broadcasted by All India Radio and even telecasted by DoorDarshan on TV.
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Chhavi Singh 5 years, 2 months ago
Yogita Ingle 5 years, 2 months ago
Heterotrophs are organisms which cannot prepare their own food and depend upon producers or green plants and other animals for their food. This mode of nutrition is known as the heterotrophic mode of nutrition.
Heterotrophs rely on autotrophs to provide a continuous supply of new organic molecules. Heterotrophs are considered as consumers in the food web and are placed at a secondary or tertiary level.
All the non-green plants and animals, inclusive of human beings, are the best examples of heterotrophs.
Posted by Shivanand Wali 5 years, 2 months ago
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Meghna Thapar 5 years, 2 months ago
the hard substance, formed of mineral matter, of which rocks consist. a rock or particular piece or kind of rock, as a boulder or piece of agate. a piece of rock quarried and worked into a specific size and shape for a particular purpose: paving stone;building stone. a small piece of rock, as a pebble. precious stone.
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Shibani Choudhury 5 years, 2 months ago
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Posted by Saransh Goplani 5 years, 2 months ago
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Yogita Ingle 5 years, 2 months ago
It is defined as the separation process in which solids are separated from the liquid. All the solids settle down at the bottom of a beaker and on top, a clear layer of liquid is obtained. Sedimentation is a process by which heavier impurities present in liquid normally water settle down at the bottom of the container containing the mixture. The process takes some amount of time.
Parvathy Pradeep Pallath 5 years, 2 months ago
Posted by Saransh Goplani 5 years, 2 months ago
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Yogita Ingle 5 years, 2 months ago
Tools – The Harappans used tools like plough to dig the earth for turning the soil and to plant the seeds but the earlier farmers did not have such tools.
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Srinithya V V 5 years, 2 months ago
Posted by Jesh . 5 years, 2 months ago
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Parvathy Pradeep Pallath 5 years, 2 months ago
Yogita Ingle 5 years, 2 months ago
Winnowing is used to separate heavier and lighter components of a mixture by wind or by blowing air. This process is used by farmers to separate lighter husk particles from heavier seeds of grain.
Posted by Jesh . 5 years, 2 months ago
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Parvathy Pradeep Pallath 5 years, 2 months ago
Posted by Nehal Zope 5 years, 2 months ago
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Shivam Singh 5 years, 2 months ago
Yogita Ingle 5 years, 2 months ago
i) 1962 + 453 + 1538 + 647
= 453 + 647 +1962 + 1538
= 1100 + 3500
= 4600
ii) 4 x 2 x 25 x 5
= 4x 25 x 2 x 5
= 100 x 10
= 1000
Posted by Liya Fathima 5 years, 2 months ago
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Jesh . 5 years, 2 months ago
Yogita Ingle 5 years, 2 months ago
The major component of air is nitrogen.
Air is a combination of different gases. The major components of air are as follows:
(a) Nitrogen - 78%
(b) Oxygen - 21%
(c) The remaining 1% consists of argon (about 0.9%), carbon dioxide (about 0.03%) and traces of other gases.
(d) It also consists of water vapour, dust and smoke which varies timely from place to place.
Posted by Arpita Singh 5 years, 2 months ago
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Adwitiya Abhishek Kumar 5 years, 2 months ago
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Jai Súryá Chourasiya 5 years, 2 months ago
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Harapriya Murmu 5 years, 2 months ago
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Naina Khullar 5 years, 2 months ago
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