Plant Physiology - Musiyenko M.M. 2001

Physiology of Plant Growth and Development
Review Questions and Tasks

1. Define GROWTH AND DEVELOPMENT. What is the relationship between these two processes? Provide Examples.

2. Explain the biogenesis of Cellular Structures and characterize the stages of plant Cell ontogeny.

3. Provide a characterization of the Cell Cycle.

4. What are the structural and physiological features of a cell in the elongation phase? What is most characteristic of this phase?

5. What are the Specific features of Cell wall growth during the elongation phase? Which hormone regulates this process?

6. What drives Cell Differentiation? What is cellular totipotency? What experimental evidence exists for totipotency in plant Cells?

7. Explain the causes of Aging and death as The final stage of ontogeny in differentiated cells.

8. Name the Stages of the higher plant life cycle and how they are undergone by the plant Organism. Explain M.P. Krenke's theory of cyclic aging and rejuvenation of plants.

9. Explain how germination, primary, and Secondary Growth occur in plants. What are the specific features of primary growth in shoots and roots?

10. What is Adventitious Growth? Which structures are referred to as adventitious?

11. What Types of Growth do you know? What accounts for The Diversity of growth types?

12. How does growth rate change over time? Characterize the grand period of growth curve.

13. What is Correlative Growth? Give examples of applying the features of correlative growth in agricultural and industrial practices.

14. Explain what growth periodicity, circadian rhythmicity, and biological clocks are.

15. What is the physiological function of dormancy? Name the types of dormancy and explain their causes.

16. Define Plant Regeneration.

17. What is the Practical significance of the ability of plant somatic cells to regenerate a whole organism?

18. Explain The phenomenon of polarity in plants.



Last update: 07/08/2026

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