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What are biogeochemical cycles? Mention ...

What are biogeochemical cycles? Mention two types by giving an example for each.

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The transfer of energy and matter between the biotic components of the biosphere is called biogeochemical cycle. The gas that is incorporated into life forms through photosynthesis in carbondoxide.
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CPC CAMBRIDGE PUBLICATION-MODEL QUESTION PAPER-2 -IV. Answer the following questions:
  1. Write the chemical formulae of the following: a) Magnesium chloride ...

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  2. What are the limitations of Rutherford's model?

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  3. Define osmosis In what ways t is different from diffusion?

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  4. What is the difference between simple plant tissue and simple animal t...

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  5. What do you meant by warm blooded and cold blooded animals ? Explain

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  6. A ball is gently dropped from height of 20m. If its velocity increases...

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  7. State the difference in balanced and unbalanced force.

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  8. The relative density of gold is 19.3. The density of water is 103kg//...

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  9. A battery lights a bulb. Describe the energy changes involved in the p...

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  10. Define amplitude, time period and frequency of sound wave.

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  11. Give the difference between acute disease and chronic disease.

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  12. What are biogeochemical cycles? Mention two types by giving an example...

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  13. What is genetic manipulation? how it is useful in agricultural practic...

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  14. You have seen weather reports on telivision and in newspaper. How do y...

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  15. What are the three ways by the Co(2) is returned back into atmosphere

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  16. A doctor/ nurse/ health worker is exposed to more stick people then o...

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  17. Name the properties that decide wheather a given substances exists as ...

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  18. Which separation techniques will you applay for the separation of the ...

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