NEET BIOLOGY

Detailed explanation-1: -Tropism is when a plant moves in response to an external stimulus in the environment. Positive tropism is when a plant moves towards a stimulus. Negative tropism is when a plant moves away from a stimulus.

Detailed explanation-2: -Thigmotropism is plant growth response to touch. An example of this tropism is the curling of a vine tendril around objects that it touches.

Detailed explanation-3: -The response of an organism, usually a plant, to an environmental stimulus is called a tropism. Some common plant stimuli include light, gravity, water, movement of the sun, and touch. The naming of the tropism is associated with the stimulus.

Detailed explanation-4: -Tropism is defined as the growing movement of plants in response to a stimulus. The whole organ of a plant can move either towards or away from the stimuli such as light, gravity, and touch.