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MBD -HARYANA BOARD-OUR ENVIRONMENT-EXAMPLES
- Name the activites of human beings those have caused much harm to envi...
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- Name the problKHOs created by human beings for whole of the world?
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- Distinguish between decomposers and parasites?
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- A food chain is given below: GrasrarrDeerrarrlion?What will happen if ...
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- Explain with the help of a food chain how does bio-magnification of ha...
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- if plants get 20,000 J of energy from sun,how much enrgy will be avail...
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- Why do the food habits of first and third tropic levels differ?
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- How much joules of energy will be receved by vulture in the chain of t...
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- How does ecological pyramid represents the graphical representation of...
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- How is ozone made in atmosphere?how is it depleting?
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- In railway trains,tea/coffee is served in earthen pots and disposal cu...
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- What is ozone hole ? What is its significance.
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- Write the harmful effects of ozone deplection.
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- Explain global warming.
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- How is acid rain formed?
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- What is global warming?
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- List four common disposal methods?
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- Complete the sketch by labelling A,B,C,D to illustrate food web.
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- Match the following :
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- What do different countries discuss their problems based on environmen...
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