Sci 7 UNIT A Review

All of the following are elements of a an organism's habitat except its

Using the map below tell me what biome is shaded.

Which of the following best describes the term "endemic species?"

During primary succession, which of the following organisms often serve as pioneer species?

Using the map below tell me what biome is shaded.

Which of the following organisms are usually the first to suffer when an ecosystem is disrupted

Individuals of a single species competing over access to limited resource is called 

All of the following help determine an animal's niche except

The Emperor Penguin's specific biotic interactions and abiotic factors are collectively called 

Ecosystems typically include all of the following except

The rate at which biomass becomes available to consumers is called 

The energy content and biomass of _____________ are the highest in any food web.

A 2nd consumer obtains X energy from eating a 1st consumer with a total energy of Y. 

The world's oceans make up what percent of the planet's biosphere?

Each of the following might be part of an ecological restoration project except

The largest area of old-growth forest in the US is located in

Which of  the following ecological levels of organization are arranged from largest to smaller

The USDA cites the greatest number of threatened plant species in which biome?

When a species has no competitive limitations, it has a 

Trees are adapted to their own particular environmental conditions, also known as a(n)

Using the map below tell me what biome is shaded.

As a series of communities of organisms colonize a new area, trees become established

Semiarid grasslands, with a mean rainfall of between 1/4 and 1/2 cm per year are also known as

When an ecosystem reaches its final stage of balanced species development, it is called a(n)

The portion of earth's biosphere that is closest to the core is the

Using the map below tell me what biome is shaded.

A temperate rain forest, such as the one on the west coast of North America, primary has

What percentage of tropical rain forest logging is done in a sustainable manner?

Of the following pairs of ecosystems, which has the highest net primary productivity?

A keystone species 

One species benefits from relationship and the other gets no benefit or harm

Adjacent habitats have overlapping boundaries called

The habitat for spotted owls is 

Mutualism is a type of symbiosis where

Using the map below tell me what biome is shaded.

Which diverse ecosystem absorbs high flow and releases water slowly?

Species most vulnerable to human impact is the 

When no 2 species can fill the same niche at the same time, the weaker species must adapt.

What percentage of the earth's original rain forests have been cleared?

The major determinants of forest type are

Coastal wetlands are ecologically importance because they do all of the following except