They have in common a need to obtain food, but they use different strategies to get it. Plants stay in one place and use things that come to them such as sunlight, carbon dioxide and water. Animals move around to eat plants or other animals. Moving around is accomplished by muscles controlled by a brain using information from sensors.
Human brains have components for communicating with one another using language.
When two people s sensors experience the same thing and they agree on a word for it, that word lets one person get the other to recall the experience. Look back at the words you have been reading. Each one makes you recall your experiences with what the word names. A general word for the variety of things done with muscles is effects . Grasping a piece of food, moving it to your mouth, and biting down are all effects.