SSC
BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following plant cells has an oblong shape?
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Epidermal cell
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Companion cell
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Palisade cell
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Root hair cell
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Explanation:
Detailed explanation-1: -Palisade cells occur in dicotyledonous plants, and also in the net-veined Monocots, the Araceae and Dioscoreaceae.
Detailed explanation-2: -In general, the mesophyll cells in palisade cell layers are spherical in the leaves of shade-grown plants.
Detailed explanation-3: -The palisade parenchyma tissue usually is located on the upper side of the leaf, and the spongy parenchyma on the lower side. There may be only a single layer of palisade cells perpendicularly arranged below the upper epidermis, or there may be as many as three layers.
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