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What Is Environment? What Type Of Substances Are The Major Pollutants Of The Environment?
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Divide The Wastes Generated From Your House Into
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`Man Is Only A Consumer. Justify The Statement.
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State Any Three Environmental Problems Caused By Man
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Why Do Harmful Chemical Concentrate As We Go Up In A Food Chain?
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(i) Which Part Of Waste Is Changed (ii) How Can Pesticides Be Allowed In Bevarages? (iii) On Recycling, Waste Paper Is Converted
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How Do Human Activities Affect The Environment?
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How Is Earth Kept Warm By Nature? Describe In Detail.
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Why Are Becteria And Fungi Called Decomposers? List Advantages Of Decomposers To The Environment.
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Make An Aquatic Food Chain Upto Tertiary Consumer Level.
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Look At The Following Figures. Choose The Correct One And Give Reason For Your Choice.
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How Much Energy Will Be Available To Hawks In The Food Chain
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Draw A Pond Ecosystem Showing Its Different Components
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Does Change In Lifestyle Add Waste To The Environment?
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What Term Is Given To The Phenomenon Where A Harmful Chemical Enters A Food Chain And Starts Accumulating?
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How Is Being A Vegetarian Advantageous In Terms Of Energy?
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How Many Trophic Levels Does A Food Chain Normally Have?
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Why Is Straight Line Food Chain Not Common In The Natural Ecosystem?
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What Do We Call The Various Steps Involved In The Food Chain?
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Are Plants Actually Producers Of Energy?
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Assertion : Ozone Layer Shields The Surface Of Earth From UV Radiations. Reason : The UV Radiations Are Highly Damaging To Organisms.
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Assertion : Light Is The Primary Source Of Energy Reason : Light Is Used By Autotrophs To Synthesise Their Food.
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Assertion : Biotic Components Of An Ecosystem Include All The Living Reason : Biotic Components Also Include Wind, Gases, Light, Etc
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Bad Ozone Is Formed In
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