BIOMOLECULES AND ENZYMES

BIOLOGY

HORMONES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Thigmotropism is a plant’s response to
A
light.
B
hormone.
C
touch.
D
gravity.
Explanation: 

Detailed explanation-1: -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 the type of tropic movement which occurs in response to touch. Similarly, phototropism, chemotropism and hydrotropism occur in response to light, chemicals and water respectively.

Detailed explanation-3: -Thigmotropism is similar to touch in humans. Thigmotropism is when a plant responds to a movement or touch from another stimulus. This stimulus is known as a contact stimulus.

Detailed explanation-4: -Thigmotropism is plant growth response to touch. An example of this tropism is the curling of a vine tendril around objects that it touches.

There is 1 question to complete.