Taxis response is to move towards or away from the stimulus. If the organism moves towards the stimulus the taxis is positive, while if it moves away the taxis is negative. For example, flagellate protozoans of the genus "Euglena" move towards a light source. This reaction or behaviour is called "positive phototaxis", since phototaxis refers to a response to light and the organism is moving towards the stimulus. Many types of taxis have been identified, including: Depending on the type of sensory organs present, a taxis can be classified as a "klinotaxis", where an organism continuously samples the environment to determine
Taxis in India to get them approved from the government. Taxis and all other commercial vehicles have a yellow number plate so charging taxes and toll in highways is easier for the officials. Delhi is the only city in India with taxicabs running only on Compressed Natural Gas. To hail a taxicab, you normally just wait on the street or go to locations called taxi stands. Taxicabs are referred to as taxis in India and the word cab is rarely used. Most of these cabs do not have an air conditioning system but there are numerous private taxi operators like "Cool Cab" are