Describe light as an ecological factors
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Answer:
the two most important climatic factors for eco systems are sunlight and water sunlight is necessary for plants to grow and to provide energy to warm Earth's atmosphere light intensity controls plant growth light duration affects plant flowering and animal/insect habits
light is a physical abiotic factor.it has gamma rays, u v rays, visible light rays . visible light is 380-760mm.
Phototaxis: the movement towards or away from sunlight is called as phototaxis. ex-cockroach and sunflower.
photo kinesis :the non directional movement of organism in influence of sunlight is called as photo kinesis. ex: larvae.
Circadian rhythm :the biological rhythm that takes place for every 24 hours is called circadian rhythm. ex: chirping of birds
photoperiod: the period which organism under sunlight is called photoperiod.
photoperiodism :the organism which has photoperiod is known as photoperiodism.
Critical photoperiod :the period where several life activities takes place is known as critical photoperiod.
Lunar periodicity: the time when worms exchange their sex cells is known as lunar periodicity. ex: worms
the process of emission of light. ex: glow worm
biological clock: during long course of time DNA is created into a message is called biological clock.
So Light is an ecological factor.
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