 
<translate> Ƙarfi yana shiga cikin tsarin halittu ta hanyar hasken rana ko kuma sunadarai. Hasken rana shine tushen haske a cikin yanayi. Yanayi yana kunshe da yawancin yanayin halittu wanda duk ya dogara da makamashi. Amsar ƙarshe: (C). <eng> Energy enters ecosystems in the form of sunlight or chemical compounds. Sunlight is the source of light in nature. Nature is comprised of many ecosystems which all depend upon energy.
The final answer: (C). 