Clue example sentences

Historians and archaeologists are like detectives, who use all these sources like clues to find out about our pasts.इतिहासकार तथा पुरातत्त्वविद् उन जासूसों की तरह हैं जो इन सभी स्रोतों का प्रयोग सुराग के रूप में कर अतीत को जानने का प्रयास करते हैं|What do you think, Sergeant Oop? I haven't a clue.These characteristics will be used as clues in the guessing game.Biodiversity is important because each species can give us some clue as to how life evolved and will continue to evolve.