Please select a subject first
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Why are the Igneous Rocks called Primary Rocks?
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Why fossils are preserved in Sedimentary and not in Igneous rocks?
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How is Plutonic rock formed?
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Give an example of a Plutonic rock.
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Give reasons for the following
Extrusive rocks generally have small crystals.
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Give reasons for the following
Silicates are the most common rock forming minerals.
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Give reasons for the following
Rocks are of great economic significance.
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Give reasons for the following
Man’s habitat is the biosphere and not the lithosphere in the true sense.
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Distinguish between Intrusive and Extrusive Rocks
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State two negative effects of vehicular emissions.
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Name any two gases emitted by vehicular emissions.
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Name any three modes of public transport used in India.
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State why should we use fossil fuels judiciously.
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State any three measures to save energy.
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With reference to vehicular pollution in cities, state the significance of the following as a preventive measure.
Carpool
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With reference to vehicular pollution in cities, state the significance of the following as a preventive measure.
Public Transportation
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