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Draw a neat labelled diagram of a biogas...

Draw a neat labelled diagram of a biogas plant.

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XII BOARDS PREVIOUS YEAR-XII BOARDS-Section - C
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  2. (i) How and at what stage does Plasmodium enter into a human body ? ...

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  3. It has been recorded that the temperature of the earth’s atmosphere ha...

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  4. Explain the pattern oftinheritance of haemophilia in humans. Why is th...

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  5. Draw a labelled diagram of the sectional view of a mature pollen grain...

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  6. Give a schematic repesentation of oogesis in humans . Mention th...

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  7. (a) Mention the role of vectors in recombinant DNAtechnology. Give any...

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  8. (a) What in plasmid? (b) What is meant by ADA dehciency ? How is ge...

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  9. Explain Hershey-Chase experiment. What was proved through this experim...

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  10. (a) Atrue breeding pea plant, homozygous for inflated green pods is cr...

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  11. A few residents in your locality, for business gains, have established...

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  12. Name the two end products of double fertilization in angiosperms. How ...

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  13. Morgan carried out several dihybrid crosses in Drosophila and found F(...

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  14. Write the help of a schematic diagram the location and the role of the...

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  15. According the Darwinian theory, the rate of appearance of new forms is...

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  16. (a) Name the causative organisms for the following diseases : (i) El...

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  17. Draw a neat labelled diagram of a biogas plant.

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  18. Following a sever accident, many charred0disfigured bodies are recover...

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  19. What is a bioreactor used for ? Name a commonly used boireactor and an...

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  20. Name the host plant and its part the Meloidogyne incognita infects. Ex...

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