iGCSE Biology (0610)-19.1 Energy flow – iGCSE Style Questions Paper 1 IGCSE Biology (0610) Practice Questions Paper 1 - All Chapters Question The diagram shows energy flow from the Sun, through a food chain and into the environment. What is the form of energy for each numbered arrow? ▶️Answer/Explanation C QuestionWhat is an example of a non-renewable resource? A biofuels B fish C fossil fuels D trees▶️Answer/ExplanationAns: C QuestionWhich diagram shows the flow of energy in an ecosystem? Answer/ExplanationAns: A QuestionThe diagram shows energy passing through an ecosystem.Which arrow shows energy leaving the food web?Answer/ExplanationAns: D More IGCSE Biology (0610) Practice Questions Paper 1 ...........