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Give a brief account of Septic Tank syst...

Give a brief account of Septic Tank system in small scale sewage treatment process. What is activated sludge?

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UNITED BOOK HOUSE-2019 QUESTION PAPER-EXERCISE
  1. Mention two ways for controlling Air pollution created by automomobile...

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  2. State about the stages of the development of dicotyledonus embryo.

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  3. What is Sertoli cell? What do you mean by Spermeation?

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  4. Describe the basic principle of Hardy-Weinberg. What do you mean by Ge...

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  5. Describe in brief the steps of Initiation phase of Transcription.

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  6. Write the functions of m-RNA, t-RNA and r-RNA.

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  7. What do you mean by Vaccination? Mention in Brief the cause and sympto...

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  8. What is Carcinogen? How can you prevent the occurrence of Cancer?

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  9. Give a brief account of Septic Tank system in small scale sewage treat...

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  10. Describe the plant tissue culture process in brief.

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  11. How the extract of pituitary gland is prepared for induced breeding of...

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  12. Describe the essential steps in Genetic Engineering.

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  13. What do you mean by Biopatent, Biopiracy and Biosafety?

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  14. Mention any two reasons for creation of Ozone hole. What is Electrosta...

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  15. Distinguish between Endothermic and poikilothermic animals. What are o...

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  16. With a labelled diagram, describe in brief the origin and development ...

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  17. With a labelled diagram, describe in brief the histological structure ...

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  18. Distinguish between Incomplete dominance and Co-dominance.

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  19. What do you mean by sex-linked Inheritance? Mention the causes and sym...

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  20. Define ecological succession. Describe the general process of plant su...

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