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Now a days azolla is an inevitable organ...

Now a days azolla is an inevitable organism in paddy field. Why?

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SARAS PUBLICATION-GOVT. MODEL SOLVED QUESTION PAPER 2019-20 (1)-EXERCISE
  1. Western blot test is more perfect than Elisa How?

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  2. What is meant by biological indicators ? Give example .

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  3. Now a days azolla is an inevitable organism in paddy field. Why?

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  4. TN Govt suggest Nilavembu as a medicine for Dengue. Write its medicina...

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  5. Insects and plants are leading commensalism type of life. Explain it w...

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  6. Explain coupling and repulsion aspects of linkage with the help of exa...

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  7. Write the classification of productivity of an ecosystem.

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  8. Which one of the following is true regardign copper releasing IUDs?

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  9. The haemophilia man marries a homozygons normal woman. What would be t...

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  10. UAA, UAG and UGA codons are designated as

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  11. Which of the following is correct pair?

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  12. Assertion(A): Normal secretion of insulin prevents diabetes mellitus. ...

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  13. Kaziranga National Park is protected area for

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  14. Which one of the following is not a ozone depleting substance?

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  15. Differentiate merozoites from sporozoites.

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  16. Scrotum acts as a thermoregulator - Justify.

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  17. Write the symptoms of Hepatitis-B.

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  18. Write the key features of organic farming.

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  19. What is called positive phototaxis?

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  20. Write th biological effects of smog?

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