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Question

Guard cells are kidney shaped in

A
Rice
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B
Beans
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C
Grasses
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D
Maize
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Solution

The correct option is B Beans
  • Guard cells are specialized epidermal cells present on the surface of leaves and stems of plants that control the gaseous exchange in plants.
  • The guard cells form stomatal pores through which gaseous exchange and transpiration take place.
  • In monocots, the guard cells are dumbbell shape.
  • In dicots, they are kidney or bean shaped.
  • So, the correct answer is 'Beans'.

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