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XII BOARDS PREVIOUS YEAR-QUESTION PAPER 2023-Question
- Which of the following seeds have remained alive for the longest perio...
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- Select the options which is/are incorrect statement(s) with respect to...
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- Human settlement often lead sto habitat loss which leads to fragmentat...
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- Identify the option that does not exhibit a parasitic relationship.
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- Identify the fungud that ripens the famous 'Roquefort' cheese:
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- The given schematic illustration shows three steps 'P','Q' and 'R' of ...
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- DNA profiles of the child and three individuals 1,2, and 3 who claim t...
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- Assertion (A): In humans the genotype with all the dominant alleles (A...
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- Assertion (A): The number of white winged moths decreased drastically ...
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- Assertion (A):More and more children in metro cities of India suffer f...
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- Assertion (A): The Mediterranean orchid Ophrys uses sexual deceit to g...
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- (a)Explain the process of the development of a male gametophyte in an ...
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- Write the first step the primary effluent undergoes when it enters the...
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- What is the level of B.O.D indicative of in the secondary treatment pl...
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- Given below is a food web that involves nine organisms. (a)Identify tw...
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- Illustrate with the help of an example how introduction of an alien sp...
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- Insertional inactivation' is a method to detect recombinant DNA.explai...
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- Explain how recombinant DNA technology is used to detect a disease eve...
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- How many types of RNA polymerases are there in a eukaryote cell?Mentio...
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- Write the changes that hnRNA undergoes before it leaves the nucleus as...
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