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What are antibiotics?...

What are antibiotics?

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Antibiotics are drugs that block the biochemical pathways important for bacteria. These are used to cure disease caused due to bacteria.
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CPC CAMBRIDGE PUBLICATION-MODEL QUESTION PAPER -1-ANSWER THE FOLLOWING IN SENTENCE
  1. What is organic farming ?

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  2. Why does Mathura refinery pose problems to Taj Mahal?

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  3. What are antibiotics?

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  4. Who is known as Father of “Nuclear Physics".

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  5. List the difference between homogenous and heterogenous mixture.

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  6. Write the chemical formulae of the following: a) Magnesium chloride ...

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  7. Define valency by taking examples of silicon and oxygen .

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  8. What are plasma membrane ? What are their functions ?

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  9. Name the following: a) Tissue that forms the inner lining of our mou...

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  10. How do gymnosperms and angiosperms differ from each other?

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  11. State the difference in balanced and unbalanced force.

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

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

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

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  15. What are biogeochemical cycles ? Name the gas that is incorporated int...

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

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  17. What are the benefits of cattle farming?

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  18. Give the common methods of transmission of diseases.

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  19. Explain the following terms a) Nitrogen fixation b) Nitrification

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  20. What is the physical state of water at (a) 25^(@)C, (b) 0^(@)C, (c) 10...

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