Could i use a 65 watt flood light with a normal small 40 watt desk lamp for my small red eared slider turtles?

i have a small desk kinda lamp and a few 65 watt flood light bulbs and 2 small red eared slider turtle hatch lings and i also have a heating rock that they can climb on but could the light produce enough heat for the turtles? please help me out here
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