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What is fossil ?...

What is fossil ?

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A fossil is .any body or traces of body of animal or vegetable buried and preserved by the natural causes.. Fossils are generally preserved in sedimentary rocks, which are formed by the deposition of silt, sand or calcium carbonate over millions of years.
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ARIHANT PUBLICATION-CHSE ODISHA (EXAMINATION PAPER - 2019) -SECTION B (ZOOLOGY)
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  2. Fill in the blanks with correct answer(s)/ Correct the underlined port...

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  3. Fill in the blanks with correct answer(s)/ Correct the underlined port...

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  4. Correct the underlined portion of the sentence: In honeybee, the pro...

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  5. Answer any three of the following (restrict each answer to 2 or 3 impo...

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  6. What is Humulin ?

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  7. What is tubectomy ?

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  8. What is fossil ?

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  9. What is antibody ?

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  10. Write a note on Queen bee ?

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  11. Differentiate between with 3 to 4 important points: Amoebiasis and Fi...

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  12. Different the following (Restrict each answer three to four important ...

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  13. Differentiate betwwen of the following t- lymphocyte and B- lymphocy...

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  14. Write notes on any two of the following: Biochemical origin of lige...

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  15. Write notes on any two of the following: Turner syndrome.

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  16. Write notes on any two of the following: Human male reproductive syst...

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  17. Write notes on any two of the following: Spermiogenesis.

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  18. Illustrate in detail the process of spermatogenesis in human.

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  19. What is sex-linked inheritance? Discuss how sex-linked gene inheritanc...

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  20. Describe briefly recombinant DNA technology.

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