learn B. Fill in the blanks with the correct word/s that best complete each Science Idea. scavenger carnivore food chain food web omnivore producers al 6. The sequence of transfers of matter and energy in the form of food from one organism to another organism is called 7. Several food chains in a single ecosystem are known as 8. Plants, which convert solar energy to food by photosynthesis, are the or food source because they do not depend on other living organisms to be able to get food. 9. A plant-eating animal is known as the consumer or first eater in the food chain. 10 A flesh-eating animal is called secondary or third consumer; a or meat eater.