Gravitropism: occurs when the plant follows gravity as in the case of roots. Answer: Roots grow downward and the stem grows upwards, opposing gravity.
Phototropism: This is when the plant follows light. Answer: Plant grows towards the light source, while roots grow away from the light source.
Hydrotropism: Occurs when plants seek water, especially roots. Answer: The plant's response to water or moisture.
Thermotropism: Occurs when a plant seeks or moves away from a heat source. Answer: The plant's response to temperature.
Chemotropism: Occurs seeks or moves away from certain chemicals. Answer: The plant's response to chemicals.
Thigmotropism: Occurs when a plant makes contact with an object. Answer: The plant turns or bends to touch.
