please tell the 7 and 8 multiple choice question. please
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7.
geotropism = moving towards or away from gravity / ground .
a positively geotropic part moves towards the gravity / ground whereas a negatively geotropic part moves away from it.
phototropism = moving towards or away from light
a positively phototropic part moves towards the light whereas a negatively phototropic part moves away from it.
a stem always grows in upward direction .
thus it is negatively geotropic and positively phototropic.
8. tropism/ tropic movements = plant part movements either towards or away from the stimulus .
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