651In a typical food chain, the very first level is generally occupied by organisms known as what?
652Producers in an ecosystem are generally organisms that can do what?
653Animals that feed exclusively on plants are generally classified as what?
654Animals that feed exclusively on other animals are generally classified as what?
655Animals that feed on both plants and other animals are generally classified as what?
656Organisms that break down dead organic matter and recycle nutrients back into the environment are generally called what?
657Fungi and many types of bacteria play a key ecological role mainly by acting as what?
658An ecosystem is generally best described as a community of living organisms interacting with each other and with what?
659Biodiversity generally refers to the variety of what within a given area or ecosystem?
660A food web is generally best described as what, compared to a single food chain?
No Comments