Biology Chapter 3 BJU

A decomposer is an organism that breaks down dead plant and animal materisl into nutrients.

Which of the following factors affect the biotic vertical zones in a body of water?

_________= a visual representation of the levels of organisms through which energy flows through an ecosystem.

Dead plant and animal material is known as BIOMASS

A heterotroph depends on other organisms to create its food.

Herbivores eat only plants.

____________= regions of the biosphere that share certain environmental conditions.

The nonliving factors of an ecosystem are its biotic factors.

All the organisms of the same species and living in the same area are known as a population.

_________= a depiction of the overlapping paths that energy can take through an ecosystem.

The Study of ecology includes the study of the interrelationships between organisms and __________.

The biosphere includes all the parts of the earth and its atmosphere where life exists.

The two primary factors that define a particular climate are

A carnivore is an animal that preys on other animals for food.

Two Organisms that share a habitat but have no direct effect on each other are exhibiting

The smaller part of an ecosystem that an organism prefers to live in is known as that organism's ___________.

Symbiosis is the phenomenon of different animals living together and interacting with each other within a habitat.

Commensalism is Two Different organisms living together and interacting with each other in a way that benefits both

Omnivores only eat meat.

A niche is the way that an organism lives in its habitat.

Competition occurs when organisms try to use the same resources

Competition can occur between

______________ is dead plant and animal material .

The term biodiversity refers to ________________.

When an organism depends on another organism for food, called the HOST , the dependent organism is exhibiting__________

The temperatures and precipitation amounts between adjacent climate zones tend to change abruptly.

A food Chain= producer, herbivore, carnivore, decomposer

Parasites can be both internal or external.

Climate is primarily determined by the temperature and preciptation within a particular area.

Temperature and precipitation are not affected by latitude or elevation.

__________= the passage of energy from one organism to another .

Autotrophs are also known as__________.

The total amount of living matter that an ecosystem can support is its_________________.

The forest in a tropical rainforest biome can be divided into layers of growth.

Heterotrophic organisms are also known as consumers.

The ecological layers within a biome are called vertical zonation.

Which of the following is an example of a biotic factor in an ecosystem?

Which of the following can affect the climate of a biome?

The passage of energy from one organisms to another is a

An Autotroph is an organism that can make its own food