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How are secondary xylem and secondary ph...

How are secondary xylem and secondary phloem formed?

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secondary xylem is

Assertion: Secondary growth usually occurs in dicotyledonous stems. Reason: The vascular cambium present between xylem and phloem possesses the ability to form secondary xylem and secondary phloem respectively.

At some places, the cambium forms a narrow bands of (A)____ which passes throught he secondary xylem and the secondary phloem in the radial directions. These are the (B)_____

Discuss the differential activity of vascular cambium w.r.t secondary xylem and secondary pholem.

Amount of secondary xylem as compared to secondary phloem formed every year is

Name the lateral meristem which is responsible for the formation of secondary xylem, secondary phloem and secondary medullary rays?

Cork, secondary cortex and secondary xylem are formed through

What are primary phloem and secondary phloem?

Anatomically fairly old dicotyledonous root is distinguished from the dicotyledonous stem by 1 absence of secondary xylem 2 absence of secondary phloem 3 presence of cortex 4 position of protoxylem

Vascular cambium forms :- (a) Secondary xylem & secondary phloem (b) primary xylem & Primary Phloem (c) Only Secondary phloem (d) Only Primary xylem

ICSE-ANATOMY OF FLOWERING PLANTS - PLANT TISSUES-REVIEW QUESTIONS (LONG ANSWER TYPE QUESTIONS)
  1. Explain various types of simple tissues in a plant.

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  2. What do you understand by meristematic tissue? Where is it present in ...

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  3. Name the conducting tissues of a plant. Explain their structure and fu...

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  4. Give the basic structure, location and function of tissues present in ...

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  5. List various components of xylem. Give basic feature and one important...

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  6. What do you understand by proto and metaxylem? How are they related to...

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  7. Name the tissue that transports food in a plant. List its various comp...

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  8. How are secondary xylem and secondary phloem formed?

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  9. How is the epidermis of leaf different from that of root? Explain.

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  10. What constitutes a vascular bundle? Give important features of various...

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  11. Draw well labelled diagram of phloem. Explain its various components.

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  12. Explain various parts in T.S. of a monocot root.

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  13. Draw well labelled schematic diagrams of dicot and monocot stems and l...

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  14. Draw and label a part of T.S. of a monocot stem. Explain various tissu...

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  15. How is a dorsiventral leaf different from an isobilateral leaf? Draw a...

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  16. How does a dicot stem grow in thickness?

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  17. Explain secondary growth in roots of dicot plants.

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  18. Explain various types of simple tissues in a plant.

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  19. What is the importance of cork cambium in plant? Explain.

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  20. Draw well labelled diagrams explaining secondary growth in a dicot ste...

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