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5 Years Ago

We Do Not Clean Ponds Or Lakes, But An Aquarium Needs To Be Cleaned, Why

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5 Years Ago

Why Are Crop Fields Known As Artificial Ecosystem?

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Why Is Government Of India Imposing A Ban On The Use Of Polythene Bags?

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What Are The Advantages Of Cloth Bags Over Plastic Bags During Shopping?

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Write One Negative Effect Of Affluent Life Style Of Few Persons Of A Society On The Environment.

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Why Should Biodegradable And Non-biodegradable Waste Be Discarded In Two Separate Dustbins?

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A Lake Has Been Polluted By Sewage. On Comparison With The Sample Of Unpolluted Water

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List Two Items Which Can Be Easily Recyled, But We Generally Throw Them In The Dustbins?

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Why Did United Nations Act To Control The Production Of CFCs Used In Refrigerators?

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If A Harmful Chemical Enters In Food Chain Comprising Snakes, Peacock, Mice And Plants

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Among All Four Types Of Animals, I.e. Carnivores, Decomposers, Herbivores And Producers

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Which Of The Following Belongs To The First Trophic Level?

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Draw A Food Chain Most Likely To Be A Forest Ecosystem

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Now A Days, Our Government Is Stressing Upon The Use Of Jute Or Paper Bags Instead Of

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How Can You Help In Reducing The Problem Of Waste Disposal? Give Any Two Methods.

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What Is Ozone And How Does It Affect Any Ecosystem?

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What Is The Role Of Decomposers In The Ecosystem?

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What Are The Trophic Levels? Give An Example Of A Food Chain And State The Different Trophic Levels In It

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Give Any Two Ways In Which Non-biodegradable Sustances Would Affect The Environment.

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5 Years Ago

Give Any Two Ways In Which Biodegradable Substances Would Affect The Environment.

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5 Years Ago

Why Are Some Substances Biodegradable And Some Non-biodegradable?

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Assertion : The Hydrogen Bomb Is More Harmful Than Nuclear Bomb Reason : Nuclear Fusion Produce More Energy Than Nuclear Fission.

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325 views

5 Years Ago

Assertion : Solar Cells Are Used To Convert Solar Energy Into Electrical Energy.

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5 Years Ago

Assertion : Concave Mirror Is Suited For Use In A Solar Cooker. Reason : Concave Mirror Converges Large Amount Of Light Of The Sun Into The Solar Cooker.

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The Mass Number Of Four Different Elements A,B,C And D Are 2,35,135, And 239, Respectively

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333 views

5 Years Ago

For A Nuclear Reactor, 48 KJ Of Energy Is Produced Per Minute.

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Modified 5 Year Ago

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331 views

5 Years Ago

While Filling LPG In Cylinders, A Substance X Is Added To Make The Detection Of Leakage Of LPG From Th Cylinder Easy.

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Modified 5 Year Ago

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329 views

5 Years Ago

100 W/m2 Of Solar Energy Is Received By The Earth

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Modified 5 Year Ago

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158 views

5 Years Ago

When The Material P Mined From The Earth Is Heated Strongly In An Insufficient Supply Of Air, It Produces A Solid Fuel Q Which Mainly Consist Of Carbon.

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Modified 5 Year Ago

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285 views

5 Years Ago

A Certain Form Of Energy Is Available Due To The Difference In The Temperature Of Water At The Surface Of The Ocean And Its Deeper Levels.

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We Do Not Clean Ponds Or Lakes, But An Aquarium Needs To Be Cleaned, Why

Why Are Crop Fields Known As Artificial Ecosystem?

Why Is Government Of India Imposing A Ban On The Use Of Polythene Bags?

What Are The Advantages Of Cloth Bags Over Plastic Bags During Shopping?

Write One Negative Effect Of Affluent Life Style Of Few Persons Of A Society On The Environment.

Why Should Biodegradable And Non-biodegradable Waste Be Discarded In Two Separate Dustbins?

A Lake Has Been Polluted By Sewage. On Comparison With The Sample Of Unpolluted Water

List Two Items Which Can Be Easily Recyled, But We Generally Throw Them In The Dustbins?

Why Did United Nations Act To Control The Production Of CFCs Used In Refrigerators?

If A Harmful Chemical Enters In Food Chain Comprising Snakes, Peacock, Mice And Plants

Among All Four Types Of Animals, I.e. Carnivores, Decomposers, Herbivores And Producers

Which Of The Following Belongs To The First Trophic Level?

Draw A Food Chain Most Likely To Be A Forest Ecosystem

Now A Days, Our Government Is Stressing Upon The Use Of Jute Or Paper Bags Instead Of

How Can You Help In Reducing The Problem Of Waste Disposal? Give Any Two Methods.

What Is Ozone And How Does It Affect Any Ecosystem?

What Is The Role Of Decomposers In The Ecosystem?

What Are The Trophic Levels? Give An Example Of A Food Chain And State The Different Trophic Levels In It

Give Any Two Ways In Which Non-biodegradable Sustances Would Affect The Environment.

Give Any Two Ways In Which Biodegradable Substances Would Affect The Environment.

Why Are Some Substances Biodegradable And Some Non-biodegradable?

Assertion : The Hydrogen Bomb Is More Harmful Than Nuclear Bomb Reason : Nuclear Fusion Produce More Energy Than Nuclear Fission.

Assertion : Solar Cells Are Used To Convert Solar Energy Into Electrical Energy.

Assertion : Concave Mirror Is Suited For Use In A Solar Cooker. Reason : Concave Mirror Converges Large Amount Of Light Of The Sun Into The Solar Cooker.

The Mass Number Of Four Different Elements A,B,C And D Are 2,35,135, And 239, Respectively

For A Nuclear Reactor, 48 KJ Of Energy Is Produced Per Minute.

While Filling LPG In Cylinders, A Substance X Is Added To Make The Detection Of Leakage Of LPG From Th Cylinder Easy.

100 W/m2 Of Solar Energy Is Received By The Earth

When The Material P Mined From The Earth Is Heated Strongly In An Insufficient Supply Of Air, It Produces A Solid Fuel Q Which Mainly Consist Of Carbon.

A Certain Form Of Energy Is Available Due To The Difference In The Temperature Of Water At The Surface Of The Ocean And Its Deeper Levels.

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