Last Biology Test - Ecology

Biome located the farthest north

Biome that would have the least water (most arid)

Highest diversity of life on Earth

Permafrost exists over most of this biome

Also called prairie

The oak-hickory forests

A grassland with scattered trees

Greatest amount of rainfall.

Rich, deep topsoil; rich in  humus

Also called the Taiga

Firs and spruce are the dominant trees

Animals such as lions, giraffes, and zebra.

Only simple plants such as lichens and mosses often found

Dense canopy of trees with numerous tiers to the canopy

Density dependant factors (DSP)

Density independant factors (CNd)

The exploitation of natural resources and frontier mentality was before ______

Early _____'s saw the idea of natural theology

The mid 1850's saw writers like ________, _________, and __________. (TEW)

Natural forest reserves in the united states happened in _____

The term "ecology" was coined in the _______'s.

Theodore roosevelt est. national forest service & national park service ("utilitarian conservation")in ________

John Muir has his effect in _____

Rachel carson published "silent spring" in ______

Environmental awareness in schools grew in the _______'s.

Biotic (living) or abiotic (physical or chemical)? : predators

• Biotic

• Abiotic

The narrow band around the Earth within which life exists

• Gause

• Biome

• Biosphere

• Biotic potential

Precipitation and transpiration would be important processes within this cycle

• Water

• Nitrogen

• Phosphate

• Carbon

Biotic (living) or abiotic (physical or chemical)? : pH of the water

• Biotic

• Abiotic

A large biogeographical region such as the tropical rain forest or tundra

• Biosphere

• Biome

• Tropic

• Community

Leech attached to the body of a fish would represent what type of symbiotic relationship?

• Mutualism

• Commensalism

• Parasitism

The branch of biology dealing with the interrelationships between organisms and their environments

• Biology

• Ecology

• Mutualism

• Demographics

• Biotic Potential

A type of symbiosis in which both species in the relationship benefit

• Mutualism

• Commensalism

• Parasitism

The US president most responsible for forming the first wildlife refuges and national parks

• Ernest Haeckel

• Theodore Roosevelt

• Thoreau

• Herbert Hoover

A level of organization that involves the interaction of the living and nonliving components within a community.

• Population

• Community

• Ecosystem

• Species

A pesticide widely used during the 1950’s, now banned, became more concentrated as it moved through the food chain due to biological magnification

• EPA

• DOT

• DDT

• SP

• DAT

Biotic (living) or abiotic (physical or chemical)? : food supply

• Biotic

• Abiotic

Biotic (living) or abiotic (physical or chemical)? : oxygen level of the water

• Biotic

• Abiotic

Biotic (living) or abiotic (physical or chemical)? : temperature

• Biotic

• Abiotic

An organisms functional role within an ecosystem

• Gause

• Niche

• Mimicry

• Stability

Transition of the species composition of an ecosystem after a disturbance (such as clear-cutting a forest).

• Ecological succession

• Stability

• Mimicry

• Biotic potential

The way individuals are spaced or spread out within a habitat

• Demographics

• Biotic potential

• Density

• Dispersion

Approximate current human population level on Earth

• 24 million

• 6 billion

• 6 million

• 600 million

An interbreeding group of individuals of a species within a fixed geographical area

• Population

• Species

• Geographic group

• Community

Biotic (living) or abiotic (physical or chemical)? : water

• Biotic

• Abiotic

Environmentalist who formed the Sierra Club; instrumental in getting the first national parks protected

• Rachel Carson

• John Muir

• Ernest Haeckel

• Thoreau

Clumped, uniform, and random describe three categories of what variable?

• Demographics

• Dispersion

• Density

The feeding relationships (food chains) found within the community

• Density

• Dispersion

• Trophic structures

• Biotic potential