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CBSE 9th Science | Matter- Nature and Behaviour – NCERT Exercise – 3
Matter- Nature and Behaviour – NCERT Exercise – 3 Question 11. Write the steps that you would use for making tea. Use the words solution, solvent, solute dissolve, soluble, insoluble, filtrate and residue. Answer. In making tea various steps involved are: (i) Put some water (solvent) in a pan and put the pan containing water…
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Science IX | Natural Resources: Our Environment | Part 3
Natural Resources: Our Environment | Part 3 Soil Soil is the portion of the earth’s surface consisting of disintegrated rock and decaying organic material. It provides the support for many plants and animals. Thickness of soil on the earth’s surface ranges from a few millimeters to 3-4 meters. Terrestrial plants depend for their nutrients, water…