HORTICULTURE

Detailed explanation-1: -In plant biology, thigmotropism is a directional growth movement which occurs as a mechanosensory response to a touch stimulus. Thigmotropism is typically found in twining plants and tendrils, however plant biologists have also found thigmotropic responses in flowering plants and fungi.

Detailed explanation-2: -Thigmotropism is response of plants to touch or contact with a solid object. Tendrils feel the solid object resulting in the coiling response. This type of movement helps weak stem of vines and climbers to grow.

Detailed explanation-3: -Final answer: Response of a plant towards surface or contact is called: thigmotropism.