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VGS PUBLICATION-BRILLIANT-OUR ENVIRONMENT-EXERCISE
- What is biomass?
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- What is biofuel?
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- For tree and grassland ecosystems Pyramid of biomass is
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- An inverted pyramid of biomass can be found in which ecosystem?
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- How much percentage of the biomass is transferred from one tropic leve...
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- When does the species at the top of the pyramid get more energy?
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- What is ecological efficiency?
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- What is bioaccumulation?
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- What is Biomagnification?
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- What are pesticides?
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- What is a perfect pesticide?
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- Who introduced 'Ecological pyramids'?
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- How can we draw a food chain?
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- How many types of ecological pyramids are there in practice? Name them...
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- Which process helps to convert the solar energy into suitable form of ...
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- What limits the number of trophic levels in a fooc chiain?
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- State one reason to justify the position of man at the apex of most fo...
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- Which food chains are advantageous in terms of energy?
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- Construct a food chain composing the following : Snake, Hawk, Rats, Pl...
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- Which of the following will have the maximum concentration of harmful ...
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