What type of response is shown by the radicle of the seed?
options-
A. Positively geotrophic
B. Negatively geotrophic
C. Positively phototrophic
D. Negatively gravitrophic
please explain because this concept is new for me ..

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Solution

Positive geotropism is when a plant part moves towards the gravity of the earth. Radicle is baby root and it grows towards the gravity,so it is positivley geotropic.
Negative geotropism is when plant part moves away from the gravity.
Positive phototropism means moving towards the light,negative phototropism is moving aaway from light.

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