Answer:
Reproduction
Photosynthesis
Climate
Explanation:
-This is a biological cycle which can be used to measure time based on the time of inception and delivery of offspring which is usually produced from there parents and it depends on the reproductive cycle of organism.
-This cycle or time dependent action for a green plant to capture light energy which is used to convert water, carbon dioxide and mineral to oxygen and energy.
-This is a peculiar condition of temperature, weather, humidity, rainfall at a part of the earth for a period of time( average condition for about thirty years.)
