Enviornmental Science Midterm Review

The process where toxins accumulate as they move up the energy pyramid

Which is an example of a density-independent population control?

Where freshwater from a river meets salt water from the ocean, creating brackish water.

While the human population continues to grow, it can have an impact on...

A non-native species that can cause harm in its new environment

When a forest fire occurs & burns down the majority of the trees and leaves lots of soil, this is considered what?

The majority of the earth is covered in _________

A scientist adds fertilizer to one pond in order to compare the algae growth. Algae growth is an example of

An organism’s “job” in the environment

All biotic factors in an area

Many different species such as tigers, eagles, lizards, fish, rabbits, represent a ___________diversity.

According to the 10 % rule, what happens to the remainder of the energy that is not stored.

Which of the following ecosystems would likely have the highest degree of biodiversity?

Branch of Biology dealing with the interactions between organisms and their environment

In recent years, the human population has

What can happen if algae blooms occur?

What societal change would likely cause a decrease in the birth rate?

Plants found in the tropics will have ___ due to the amount large amount of sunlight received

What is the ultimate source of energy in any ecosystem?

Which gas in the atmosphere is the most abundant?

The experimental method includes which of the following steps?

The primary reason that the human population has grown rapidly over the past 100 years is that there has been

Which of the following adds the most carbon dioxide to the atmosphere?

Which is an example of a density-dependent population control?

Much of that energy is lost as heat and cannot be used.The loss of this heat is an example of what law?

Many different species such as tigers, eagles, lizards, fish, rabbits, and many other types of organisms

Which type of species is the first to occupy a bare site?

How does the biodiversity of a North American grassland affect its sustainability?

Made of 3 oxygen atoms, these molecules create a barrier     protecting the earth from UV radiation

If we can increase food production, what impact will this have on human's carrying capacity?

This process is caused by gasses such as carbon dioxide and methane that trap the sun’s heat and keep earth warm

Which area would have the lowest population density?

 An example of an adaptation that an animal could have to help it survive the winters in the deciduous forest biome

The maximum number of organisms that an ecosystem can support

The stingray, group of anemonefish, coral, starfish, saltwater, and sand all make up the

Bees play a central role in the health of terrestrial ecosystems because they are vital to the pollination of plants.

What causes acid rain?

During harsh winters, animals of the ___ have adaptations such as the ability to change color to avoid predators.

Eutrophication of a body of water is often caused by the addition of

How will the growth of algae most likely affect this water environment?

Which of the following is NOT one of the ways in which an invasive species affects an environment?

Which of the following adds the most carbon dioxide to the atmosphere?