Multiple choice In which of the following does flow of energy, i.e. transfer of energy, take place? The total assemblage of plant and animal species interacting within specific conditions The process of a foodchain from one level to another The interrelated biotic as well as abiotic factors The movement of organisms that can move freely from one realm to another The interactions of biosphere with land, air and water Reveal answer Fill a bubble to check yourself B Correct answer Explanation This is the correct answer. Transfer of energy occurs during the process of a foodchain from one level to another and is known as flow of energy.