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In the given figure, labelled structure ...

In the given figure, labelled structure 'A' is-

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ALLEN-ANATONY OF FLOWERING PLANTS -Exercise
  1. On the basis of variation in form, structure and development sclerench...

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  2. Which of the following tissues has dead cells with thick and lignified...

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  3. In the given figure, labelled structure 'A' is-

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  4. Which type of sclerenchyma cells are found in the fruit wall of nuts, ...

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  5. Permanent tissues which are made up of more than one type of cells and...

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  6. Tracheids are elongated cells with thick and (A) walls and (B) ends.

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  7. The presence of vessels in xylem is characteritics feature of (A)

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  8. Which xylem element have highly thickened walls and obliterated centra...

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  9. Which xylem element store food material in the form of starch or fats ...

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  10. Given figure represents L.S. of phloemm tissue. In which labelled stru...

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  11. Plant group in which phloem is composed of sieve tube elements, compan...

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  12. Spermatophytes in which phloem have albuminous cells and sieve cells

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  13. Phloem elements which are long, tube-like structures, arranged longitu...

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  14. A mature sieve element possesses a peripheral cytoplasm and a large (A...

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  15. The functions of (A) are controlled by the (B) of companion cells.

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  16. Match the column-I with Column-II

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  17. The protophloem has (A) sieve tubes whereas metaphloem has (B) sieve t...

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  18. On the basis of their A and B there are three types o tissue systems.

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  19. Phloem fibre are made up of (A)cells. These are generally absent in th...

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  20. Epidermal cell are (A) withh a small amount of (B) and large vacuole.

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