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12th Standard English Medium Biology (Zoology) Subject Creative 2 Mark Questions with Solution Part - II

12th Standard

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Biology

Time : 01:00:00 Hrs
Total Marks : 50

    2 Marks

    25 x 2 = 50
  1. What is paedogenesis?

  2. Name the types of natural parthenogenesis.

  3. Mention the types of, asexual reproduction seen in amoeba.

  4. Identify the parts marked as A. B. C. D and E for the below diagram.

  5. Identify the parts marked as A, B, C, D, E and F for the below diagram.

  6. Define Gametogenesis.

  7. Define Implantation.

  8. What is spermiation?

  9. What is after birth?

  10. What is "Let - Down" reflex?

  11. Define Semen

  12. Point out the female accessory organs.

  13. Define parturition and labour.

  14. Explain the term C-section.

  15. Why is Ultrasonography performed during pregnancy?

  16. What is a Foetoscope?

  17. State the allelic forms of I gene and mention its chromosomal location.

  18. Mention the genetic makeup of Turner's syndrome person and Klinefelter's syndrome person.

  19. Write the symptoms of Patau's syndrome.

  20. Why is the term nucleic acid used for DNA and RNA?

  21. Expand and define NHC

  22. Name the chemical substance which is called by the name
    (a) Kornberg Enzyme
    (b) Ochoa's enzyme

  23. Point out the exceptional categories to universality of genetic code.

  24. What are coprolites?

  25. Name the periods of Mesozoic era. Also mention the flora and fauna dominates during that periods.

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