New ! Biology MCQ Practise Tests



Model 5 Mark Book Back Questions (New Syllabus 2020)

12th Standard

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Biology

Time : 01:00:00 Hrs
Total Marks : 110

    Part A

    22 x 5 = 110
  1. Differentiate between the following:
    (a) Binary fission in amoeba and multiple fission in Plasmodium
    (b) Budding in yeast and budding in Hydra
    (c) Regeneration in lizard and Planaria

  2. Identify the given image and label its parts marked as a, b, c and d

  3. The procedure of GIFT involves the transfer of female gametes into the fallopain tube, can gametes be transferred to the uterus to achieve the same result? Explain.

  4. a) Identify the figure given below
    b) Redraw the structure as a replicating fork and label the parts
    c) Write the source of energy for this replication and name the enzyme involved in this process.
    d) Mention the differences in the synthesis of protein, based on the polarity of the two template strands.

  5. Mention any three similarities found common in Neanderthal man and Homo sapiens.

  6. A patient was hospitalized with fever and chills. Merozoites were observed in her blood. What is your diagnosis?

  7. When does antibiotic resistance develop?

  8. Mention the advantages (3) and disadvantages of cloning (3).

  9. Differentiate between Tundra and Taiga Biomes.

  10. How can we contribute to promote biodiversity conservation?

  11. Describe how deforestation might contribute to global warming

  12. Write short note on Pollen kitt.

  13. What is endosperm. Explain the types.

  14. Bring out the inheritance of chloroplast gene with an example.

  15. What is gene mapping? Write its uses

  16. Write the benefits and risk of Genetically Modified Foods.

  17. How is anemochory differ from zoochory?

  18. What are the advantages of seed dispersal?

  19. Generally in summer the forest are affected by natural fire. Over a period of time it recovers itself by the process of successions .Find out the types of succession and explain.

  20. Suggest a solution to water crisis and explain its advantages.

  21. Give an account on the role of Jasminum in perfuming

  22. A person is infected by HIV. How will you diagnose for AIDS?

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