Discussion Forum : Living Organisms And Their Surroundings
Question -
If an insect goes and sits on the open mouth of the pitcher plant, the flap of the mouth closes shut. This response of pitcher plant is known as ________ .
Answer: Option B
:
B
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B
Any change in the surroundings that causes the organisms to respond to them is known as a 'stimulus'. In this case, the insect is sitting on the open mouth of the pitcher plant, so touch is an stimulus here. It evokes the flap of the pitcher plant to shut, which is the response of the plant.
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