Understanding Ecological Concepts: Interactions, Relationships, and Processes

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Biology - Ecology

khalid1090phgs Created by 9 mon ago

Cards in this deck(30)

What is the scientific study of interactions among organisms and their environments called?

What is the term for the portion of Earth that supports life, extending from the atmosphere to the ocean floor?

What are the living factors in an organism's environment called?

What are the nonliving factors in an organism's environment, such as temperature and soil, called?

What is a group of organisms of one species that interbreed and live in the same place at the same time called?

What is the term for a collection of several interacting populations that inhabit a common environment?

What is the term for interactions among populations in a community and their physical surroundings?

What is a large group of ecosystems that share the same climate and have similar types of communities called?

What is the term for the place where an organism lives out its life?

What is the process of converting fixed nitrogen back into nitrogen gas called?

What is the role or position that an organism has in its environment, including all interactions for survival?

What is the term for one organism consuming another organism for food?

What is the term for a permanent close association between two or more organisms of different species?

What is a symbiotic relationship in which both species benefit called?

What is a symbiotic relationship in which one species benefits and the other is neither harmed nor benefited?

What is a symbiotic relationship in which one organism benefits at the expense of the other species?

What is the term for organisms that use energy from the sun or chemical compounds to manufacture their own nutrients?

What is the term for organisms that cannot make their own food and must feed on other organisms for energy?

What is a heterotroph that only eats plants called?

What are heterotrophs that prey on other heterotrophs called?

What are organisms that eat both plants and animals called?

What are organisms that eat fragments of dead matter and return nutrients to the environment called?

What is the term for organisms in each step of a food chain or food web?

What is a simple model that shows how matter and energy move through an ecosystem called?

What is a model representing the many interconnected food chains and pathways in which energy flows through a group of organisms?

What is the total mass of living matter at each trophic level called?

What is anything that takes up space and has mass called?

What is a chemical substance that an organism must obtain from its environment to sustain life and life processes?

What is the exchange of matter through the biosphere called?

What is the process of converting nitrogen into a usable form for plants called?

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Understanding Ecological Concepts: Interactions, Relationships, and Processes

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