4.05 Quiz Review

What is an ecological system called that consists of all of its biotic and abiotic factors?

• community

• ecosystem

• habitat

• pure culture

What kind of factors are light, temperature, and soil composition?

• ecological

• biotic

• abiotic

• habitat

Which of these is a biotic factor of an ecosystem?

• the temperature of water in a stream

• the amount of water vapor present in a rain forest

• the bacteria that live in the intestine of a rabbit

• the rocks that provide cover for a rattlesnake

Which of these describes a population?

• all the organisms that interact in a lake

• all the gray squirrels that live in a forest

• an area characterized by a group of plants and animals

• a nonliving factor in an organism's environment

The interactions of earthworms and robins in a beech forest make up which ecological unit?

• community

• ecosystem

• population

• biome

A living or once-living organisms in an ecosystem is a

• population
• biotic factor
• abiotic factor
• community

Which of the following is not an abiotic factor?

• sun
• temperature
• soil
• grass

Which of the following is not a biotic factor?

• mushroom
• air
• elephant
• coyote

Is a deer an abiotic or biotic factor? 

• abiotic
• biotic

Bio means _________.

• non-living

• not/without

• life

• living