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98%, 10:21 AM Fri 28 Jan, selfstudys.com, Previous Years' CBSE Board Questions, 8.1 Do Organisms Create Exact, Copies of Themselves?, 12. How does Plasmodium reproduce. Is this, method sexual or asexual?, (Delhi 2017), 13. Name the part of Bryophyllum where the buds, are produced for vegetative propagation., (Delhi 2016), VSA (1 mark), 1. Newly formed DNA copies may not be, identical at times. Give one reason. (AI 2017), 14. What happens when a Planaria gets cut into, two pieces?, 15. What happens when a mature Spirogyra, filament attains considerable length?, (Delhi 2016), When a cell reproduces, what happens to its, (AI 2017), 2., DNA?, 3., What is DNA ?, (Delhi 2016, Foreign 2015), (AI 2016), Name the life process of an organism that, helps in the growth of its population., 16. Name the method by which Hydra, reproduces. Is this method sexual or asexual ?, (Foreign 2016), 4., (AI 2015), 5. Why is DNA copying an essential part of the, process of reproduction?, 17. Name two simple organisms having the, (AI 2015), (AI 2009), ability of regeneration., 18. Name the causative agent of the disease "Kala-, azar" and its mode of asexual reproduction., (Foreign 2015), SA II (3 marks), 6. Reproduction is one of the most important, characteristic of living beings. Give three, reasons in support of the statement., f, SAI (2 marks), 19. Write two differences between binary fission, and multiple fission in a tabular form., (AI 2017), Define reproduction. How does it helps, in providing stability to the population of, (AI 2016), (Delhi 2015), 20. List four modes of asexual reproduction other, than fission in the living organisms., species?, What is DNA copying? State its importance., (Delhi 2015), 8., (Delhi 2014), 21. List four advantages of vegetative propagation., (Delhi 2014), What is the effect of DNA copying, which is, not perfectly accurate, on the reproduction, process? How does the amount of DNA, remain constant through each new generation, is a combination of DNA copies of two, individuals?, 9., 22. List four modes of asexual reproduction., (Delhi 2014), 23. Draw labelled diagrams to illustrate budding, in Hydra., (AI 2014), (AI 2014), 10. Write the full form of DNA. Name the part of, the cell where it is located. Explain its role in, the process of reproduction of the cell., (Delhi 2010), 24. How do Plasmodium and Leishmania, reproduce? Write one difference in their, mode of reproduction., 25. Define multiple fission. Give its one example., (Foreign 2014), 8.2 Modes of Reproduction Used, by Single Organisms, (Foreign 2014), 26. List two advantages of vegetative reproduction, practised in case of an orange plant., VSA (1 mark), 11. Name the method by which Spirogyra 27. Name an organism which reproduces by spore, reproduces under favourable conditions. Is, this method sexual or asexual. (Delhi 2017), (Delhi 2012), formation. List three conditions favourable, for spores to germinate and grow. (AI 2012), Ads by Google