OBJECTIVE LIFE SCIENCE
DIVERSITY AMONG LIFE FORMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The stomata closes the guard cells?
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true
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false
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -The given statement is false. Correct statement: When guard cells lose water, the stoma closes. The guard cells surround the stomata.
Detailed explanation-2: -The opening and closing of stomatal pores is regulated by guard cells by increasing or decreasing the amount of water in them. When water enters the guard cells, they become turgid. This results in opening of stomata) pore.
Detailed explanation-3: -Excess loss of water through the stoma, such as during a drought, triggers chemical reactions that signal water and ions to leave the guard cells. As solutes exit the guard cells, the pair “deflates, ‘’ subsequently closing the stoma like two flat balloons. This summary was contributed by Allison Miller.
There is 1 question to complete.