Organisms and Populations

Bihar Board Class 12 · Biology · 31 past questions

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1. Q13 2024 Set E

   Which of the following plants produces poisonous cardiac glycoside?

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2. Q14 2023

   Which one is not a hydrophytic plant ?

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3. Q15 2023

   Sunken stomata is found in –

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4. Q16 2023

   Plants growing on rocks are called as –

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5. Q17 2023

   Reduction in vascular tissue, mechanical tissue and cuticle is characteristic feature of whom ?

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6. Q18 2023

   Which plant is found in mangrove zone ?

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7. Q19 2023

   The feature of the xerophytic plant leaves are –

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8. Q20 2022 Set A

   It is an example of desert adaptation.

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9. Q23 2021 Set H

   Which one is hydrophytic plant?

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10. Q27 2017

    Which one is hydrophytic plant?

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11. Q28 2017

    Write the ecological adaptations among xerophytic plants.

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12. Q31 2015

    Write about hydrophytes, xerophytes and mesophytes with suitable examples.

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