Ecology Test 1

Which of the following is a biotic factor?

• temperature

• water

• rocks

• trees

a symbiotic relationship in which one organism benefits and the other organism is harmed is called...

• commensalism

• mutualism

• parasitism

• negativism

Different populations of organisms interacting in a shared environment

• biome

• population

• ecosystem

• community

• organism

Which of the following terms includes all the rest?

• organism

• ecosystem

• population

• community

A group of individuals of the same species living in a specific geographical area and reproducing is called a(n)...

• biome

• population

• ecosystem

• community

• organism

Some energy that passes through a food chain is lost to the environmental in the form of...

• heat

• matter

• cellular processes

• biomass

Which of the following is an abiotic factor?

• wind

• trees

• birds

• bugs

A symbiotic relationship in which both organisms benefit is called...

• commensalism

• mutualism

• parasitism

• negativism

A system composed of organisms and nonliving components of an environment is called a(n)...

• biome

• population

• ecosystem

• community

• organism

a symbiotic relationship in which one organism benefits and the other organism does not benefit or is not harmed is called...

• commensalism

• mutualism

• parasitism

• negativism