How do we detect the smell of an agarbatti (incense stick)?
Smell of an agarbatti is detected by Nose, olfactory receptors present in the nose sends electrical signal to the fore brain. Fore brain interprets this signal as the incense stick to be detected as smell.
What is the difference between the manner in which movement takes place in a sensitive plant and the movement in our legs?
Compare and contrast nervous and hormonal mechanisms for control and coordination in animals.
How are involuntary actions and reflex actions different from each other?
What is the need for a system of control and coordination in an organism?
How does chemical coordination occur in plants?