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0 votes0 answer497 views4 Years Ago
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Fertilisers Are Used On Farmlands To Increase The Nutritive Quality Of Soil And Thus, The Crop Productivity.
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0 votes0 answer448 viewsMadhumita 4 Years Ago
The Following Graph Shows The Concentration Of Oxygen In A River
CBSE DiscussionsModified 4 Year Ago Madhumita
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The Diagram Shows The Flow Of Energy Through An Ecosystem.
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The Diagram Shows Part Of A River Into Which Sewage Is Being Pumped
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Give A Detailed Account Of Ozone Layer Depletion And The Harm Ozone Layer Depletion Has Caused To The Ecosystem.
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(i) If The Primary Consumer Has 400 J Of Energy (ii) State The 10 % Law, Associated With Flow Of Energy
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What Happens Once The Suns Energy Reaches The Earth?
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What Is Environment? What Type Of Substances Are The Major Pollutants Of The Environment?
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0 votes0 answer519 viewsSangeeta 4 Years Ago
`Man Is Only A Consumer. Justify The Statement.
CBSE DiscussionsModified 4 Year Ago Sangeeta
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0 votes0 answer198 views4 Years Ago
State Any Three Environmental Problems Caused By Man
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0 votes0 answer160 views4 Years Ago
Why Do Harmful Chemical Concentrate As We Go Up In A Food Chain?
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0 votes0 answer259 views4 Years Ago
(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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0 votes0 answer348 views4 Years Ago
How Is Earth Kept Warm By Nature? Describe In Detail.
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0 votes0 answer155 views4 Years Ago
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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0 votes0 answer340 views4 Years Ago
Look At The Following Figures. Choose The Correct One And Give Reason For Your Choice.
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0 votes0 answer259 views4 Years Ago
How Much Energy Will Be Available To Hawks In The Food Chain
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0 votes0 answer177 views4 Years Ago
Draw A Pond Ecosystem Showing Its Different Components
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0 votes0 answer388 views4 Years Ago
Does Change In Lifestyle Add Waste To The Environment?
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0 votes0 answer260 views4 Years Ago
What Term Is Given To The Phenomenon Where A Harmful Chemical Enters A Food Chain And Starts Accumulating?
CBSE DiscussionsModified 4 Year Ago