Qeexida qaamuuska wakhtiga bayoolojiga waxa loola jeedaa hababka wakhtiga gudaha ee maamula hababka noolaha ee noolaha, sida laxanka wareega ama wakhtiga dhacdooyinka korriinka. Waa wakhtiga dabiiciga ah ama xawliga geedi socodka bayooloji ee ka dhex jira noolaha ama dadwaynaha, taas oo ay saamayn ku yeelan karaan arrimo kala duwan oo gudaha iyo dibadda ah. Waqtiga bayoolojiga waxaa saameeya hidaha, arrimaha deegaanka sida iftiinka, heerkulka, iyo helitaanka cuntada, iyo sidoo kale tilmaamo bulsho iyo dabeecadeed.