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Define allergens. Give its causes?

asked Dec 17, 2018 in Science by danish (1.0m points)

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Design an activity to explain convection in gases.

asked Dec 19, 2018 in Science by danish (1.0m points)

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What do you know about the reign of Adil Shah?

asked Dec 16, 2018 in History by danish (1.0m points)

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Explain " Surface water "?

asked Dec 18, 2018 in Science by danish (1.0m points)

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Which part of a seed develops into the first root?

asked Dec 17, 2018 in Science by danish (1.0m points)

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Why electric charge on an atom is zero or neutral?

asked Dec 18, 2018 in Science by danish (1.0m points)

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How natural disasters can bring changes in habitat?

asked Dec 18, 2018 in Science by danish (1.0m points)

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Verify the law of refraction with the help of an experiment?

asked Dec 19, 2018 in Science by danish (1.0m points)

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Define law of constant composition

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Describe sources of water pollution.

asked Dec 18, 2018 in Science by danish (1.0m points)

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What are the characteristics of pure water?

asked Dec 18, 2018 in Science by danish (1.0m points)

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Design an activity for making plastic?

asked Dec 19, 2018 in Science by danish (1.0m points)

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What is the use of phosphorus-32?

asked Dec 19, 2018 in Science by danish (1.0m points)

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How can we purify water by the use of potash alum?

asked Dec 19, 2018 in Science by danish (1.0m points)

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How water and migration cause changes in a habitat?

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How decomposers are useful?

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What is meant by transpitation ?Elaborate.

asked Dec 17, 2018 in Science by danish (1.0m points)

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White light is a combination of seven colours. Prove it by an activity?

asked Dec 19, 2018 in Science by danish (1.0m points)

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Compare the different kinds of habitat?

asked Dec 18, 2018 in Science by danish (1.0m points)

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How can we protect habitates?

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