4
Question
Some flowers (e.g., Oxalis) open in the morning and close during evening.
because of
Some flowers (e.g., Oxalis) open in the morning and close during evening.
because of
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Solution
The correct option is A Photonasty
Photonasty - the tendency in certain plant species to respond to light by developing sufficient cellular force or growth on one side of an axis to change the form or position of the axis, as in the opening and closing of the flowers of four-o'-clocks.
Photonasty - the tendency in certain plant species to respond to light by developing sufficient cellular force or growth on one side of an axis to change the form or position of the axis, as in the opening and closing of the flowers of four-o'-clocks.
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