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12th Standard English Medium Biology (Botany) Subject Economically Useful Plants and Entrepreneurial Botany Book Back 5 Mark Questions with Solution Question Bank Software Jun-02 , 2021

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12th Standard English Medium Biology (Botany) Subject Economically Useful Plants and Entrepreneurial Botany Book Back 5 Mark Questions with Solution

12th Standard English Medium Biology (Botany) Subject Economically Useful Plants and Entrepreneurial Botany Book Back 5 Mark Questions with Solution

12th Standard

    Reg.No. :
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Biology

Time : 01:00:00 Hrs
Total Marks : 25

    5 Marks

    5 x 5 = 25

  1. Give an account of active principle and medicinal values of any two plants you have studied.

  2. Write the economic importance of rice.

  3. Which TSM is widely practiced and culturally accepted in Tamil Nadu? - explain.

  4. What are psychoactive drugs? Add a note Marijuana and Opium

  5. What are the King and Queen of spices? Explain about them and their uses.

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