Biology – Important Question Bank for Karnataka Intermediate II PUC (HSC) Board Exam 2019

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After the tremendous success of our last year Important Question Bank for Karnataka 12th std  PUC HSC Board Exam 2016 2017 and 2018 we have also created a list of Important Question Bank for Karnataka Intermediate II PUC (HSC) Board Exam 2019 which are likely to appear in HSC Board Exams this year.


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  1. Draw a labeled diagram of human male reproductive system
  2.  Give a schematic representation of Nitrogen Cycle.
  3. Explain the law of segregation using monohybrid cross
  4. Distinguish between homologous and analogous organs.
  5. Mention any five differences between microsporogenesis and megasporogenesis
  6. Give an account of microbes used as Biofertilizers.
  7. Write short notes on fertilization?
  8. What is phenylketonuria? Write two symptoms.
  9. Explain the role f microbes in production of any five industrial products
  10. Expand GIFTS and ICSI.
  11. Enumerate salient features of Genetic Code.
  12. Explain the steps involved in rDNA technology.
  13. Draw a labeled diagram of anatropous OVULE of angiosperm
  14. What is Gene therapy? Write any two applications of Gene therapy.
  15. Mention any five population interaction with an example each
  16.  Explain the structure of pollen grain.
  17. What is global warming? Explain causes and effects of global warming.
  18. Draw a neat labeled diagram of retro virus (HIV) life cycle.
  19. What is mutualism? Explain any four examples of mutualism
  20. Differentiate asexual reproduction from sexual reproduction.
  21. Discuss the steps involved in plant breeding technique
  22. Draw a labeled diagram of simple stirred and sparged tank bioreactor
  23. Draw a labeled diagram of human male reproductive system
  24. How are genetically modified plants useful to mankind?
  25. Write a brief account of functioning of electrostatic precipitator with diagram.
  26. Write the causes and symptoms of ‘Altitude sickness’
  27. What is ecological succession? How hydrarch succession is different from xerarch succession?
  28. What is inbreeding? Mention the significance of inbreeding.

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