The ultraviolet radiation level in the district has been recorded at an index of 11, measured through the ultraviolet (UV) metres installed at Thrithala and Ponnani for Palakkad and Malappuram districts
Hyderabad: Influence of light on vision & behavior: Light is essential for vision, to procure food, self-protection, identification and selection of mate for sexual reproduction. Light also influences the behavior of organisms Some animals are active during the day time are called diurnal animals. Example: Majority of birds, reptiles, mammals. Some animas are active during […]