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What is the function of companion cells?...

What is the function of companion cells?

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ICSE-ANATOMY OF FLOWERING PLANTS - PLANT TISSUES-REVIEW QUESTIONS (SHORT ANSWER TYPE QUESTIONS)
  1. How does cork act a a protective tissue?

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  2. Name components of xylem and phloem present in gymnosperms.

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  3. What is the function of companion cells?

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  4. What are trichomes and what is their function?

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  5. What is the difference between open and closed vascular bundles?

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  6. Name the innermost layer of cortex that has barrel shaped cells.

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  7. What are casparian strips? Where are they present?

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  8. What constitutes a stele?

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  9. Which part of plant contains hypodermis? How is it different from e...

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  10. What are bulliform cells? Where are they present and what is their fun...

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  11. What is intrafascicular cambium? How is different from interfascicular...

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  12. What are secondary medullary rays?

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  13. What kind of wood is formed during spring?

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  14. What do we understand by late wood?

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  15. How can we calculate the age of a tree by studying the annual rings?

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  16. Where is heartwood found? What is its basic function?

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  17. In old trees, which kind of wood conducts water and minerals from root...

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  18. Which tissues will be removed when you peel off the bark of a tree?

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  19. How do gases diffuse through the impervious cork layer?

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  20. Name the layers that form the periderm of a tree.

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