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Biology 12th class Question Bank : Part 4

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                                         Sheet -4  Draw a well labelled diagram of  male reproductive system . Write a short note on Algal Bloom . Write a case study of plastic waste by Ahmed Khan , Bangalore . Light on Ramesh Chandra Dagar case . Write a short note on Parturition . Explain sex determination in honey bee . Write difference between Hemophilia and sickle cell anemia . Explain the artificial method of insulin production . Write about the strategy  used for pest resistance plants through RNA interference Write the full form of IVF . Write the difference between active immunity and passive immunity .  Draw a well labelled diagram of Antibody . Write a note on microbes used in bio gas plant . Explain Miller Experiment . Draw a well labelled diagram of female reproductive system . 

Biology 12th Class Question Bank : Part 3

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                                            Sheet - 3 What is Hardy Weinberg equation ? Explain ecological pyramid with examples . Write the silent feature of genetic code . Explain the process of DNA Fingerprinting . What are cry proteins ? name the organism that produce it . Explain Watson crick model of DNA . Explain gene therapy . What is golden rice . Describe the process involved in plant breeding .   Explain Harshey and Chase experiment of DNA . What is totipotency ? explain micro propogation and somaclonal hybridization . Light on Darwin theory of evolution . Why is the offspring formed by asexual reproduction referred to as a clone ? Write the difference between asexual and sexual reproduction . An orchid plant is growing on the branch of mango tree . How do you describe the interaction between the orchid plant and the mango tree ? ...

Biology 12th Class Question Bank : part 2

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                                         Sheet - 2  Write about the four phases in  menstrual cycle and also explain the hormonal control of  this period . Write the four way to transfer pollen grain on stigma ? Explain industrial melanism .  Explain Mendel law of independent assortment .  Write the difference between GIFT & ZIFT .  Write the full form of ART .  Explain Post fertilisation event .  Explain law of co dominance .  Explain down syndrome .  Describe Griffith Experiment .  Explain the process of PCR .  Explain HIV process in detail.  What do you mean by Air pollution ? write the causes of air pollution .  Why CNG is better than diesel ?  What is green house effect ?