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ALLEN -ANATONY OF FLOWERING PLANTS -Exercise
- Tracheids are elongated cells with thick and (A) walls ad (B) ends.
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- The presence of vessels in xylem is characteritics feature of (A)
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- Which xylem element have highly thickned walls and obliterated central...
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- Which xylem element store food material in the form of starch or fats ...
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- Given figure represents L.S. of phloem tissue. In which labelled struc...
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- Plant group in which phloem is composed of sieve tube elements, compan...
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- Phloem elements which are long, tube-like structures, arranged longitu...
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- A mature sieve element possesses a peripheral cytoplasm and a large (A...
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- The functions of (A) are controlled by the (B) of companion cells.
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- The protophloem has (A) sieve tubes whereas metaphloem has (B) sieve t...
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- What is meant by tissue ? Which are two main types of tissue ?
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- Phloem fibre are made up of (A)cells. These are generally absent in th...
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- Epidermal cell are (A) with a small amount of (B) and large vacuole.
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- In dicots, guard cells are (A) shaped whereas in grasses guard cells a...
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- The stomatal aperture, guard cells and the surrounding subsidiary cell...
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- The root hairs are (A) elongations of the (B) cells and help absorb wa...
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- Given figure represents which type of vascular bundle?
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- In dicotyledonae stem, which layer is also termed as starch sheath?
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- Which type of vascular bundles are found in the primary internal struc...
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- The cross section of a plant material shows the following anatomical f...
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