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Updated 11th Standard Biology Study Materials 2022-2023 Exams

11th Botany - Plant Growth and Development Two Marks Questions Question Bank Software Sep-28 , 2019

Botany - Plant Growth and Development

11th Botany - Plant Growth and Development Two Marks Questions

Botany - Plant Growth and Development Two Marks Questions

11th Standard

    Reg.No. :
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Biology

Time : 00:45:00 Hrs
Total Marks : 30
    15 x 2 = 30

  1. What are the parameters used to measure growth of plants?

  2. Mention the phases of growth in plants?

  3. Name any two synthetic auxins?

  4. How does ABA show Antagonistic effect?

  5. What is a florigen?

  6. What is Vernalization?

  7. What is abscission?

  8. Define grand period of growth

  9. Define arithmetic growth rate.

  10. Define Differentiation.

  11. What is 'Agent orange'?

  12. Define Photoperiodism.

  13. What is critical day length?

  14. Define senescence.

  15. What is etiolation?

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