Question

Which plants give a signal when the soil become dry?

Answer 1

Plants like crotons give a immediate signal when the soil become dry.

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Answer 2

$\huge \text{Hey mate}$

⭐Plants like Crotons give signal when soil become dry. This is because these plants don't have deep roots. So, they absorb water from top soil. When the soil becomes dry, they can't be able to absorb water. So, they give signal.

Hope it will help you ❤❤