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In the given figure, laballed structure ...

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

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Given figure represents L.S. of phloem tissue. In which labelled structures A,B,C& D respectively

Identify the given figures A,B,C:-

ALLEN -ANATONY OF FLOWERING PLANTS -Exercise
  1. Given figure represents L.S. of shoot apex. In which labelled regions ...

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  2. * Cells are generally isodiametric * Cells may be spherical, oval, r...

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

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

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

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

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  7. Which xylem element have highly thickned walls and obliterated central...

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

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  9. Given figure represents L.S. of phloem tissue. In which labelled struc...

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

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

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

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

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

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  15. What is meant by tissue ? Which are two main types of tissue ?

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

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  17. Epidermal cell are (A) with a small amount of (B) and large vacuole.

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  18. In dicots, guard cells are (A) shaped whereas in grasses guard cells a...

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  19. The stomatal aperture, guard cells and the surrounding subsidiary cell...

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  20. The root hairs are (A) elongations of the (B) cells and help absorb wa...

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