Ecology Review Ch. 3 and 4

Several species of warblers can live in same spruce trees ONLY because they...

What is a biotic factor that affects the size of a population in a specific ecosystem?

The repeated movement of water between Earth's surface and the atmosphere is called ____.

An organism that used energy to produce its own food supply is called an(n)

Which type of pyramid shows the amount of living tissue at each trophic level in an ecosystem?

Which is most likely the limiting nutrient in a freshwater pond?

What is the original source of almost all the energy in most ecosystems?

What animals eat both producers and consumers?

How much energy stored in a trophic level can be utilized by the consumers in the next level?

All the interconnected feeding relationships in an ecosystem make up a food ____.

The total amount of living tissue within a given trophic level is called the __________.

What is the process by which bacteria convert nitrogen gas in the air to ammonia?

Which biome is depicted in the video?

What is the combined portions of the Earth called in which all living things exist?

All of the members of a particular species that live in the same area are called a(n)

Green plants are ______.

Which biome is depicted in the video?

Most of the energy an organism uses is for normal life process, but the rest is _______.

Which of the following does NOT require sunlight to live?

Organisms need nutrients in order to

Cool air over the poles will

Which of the following is NOT a basic method used by ecologists to study the living world?

Which biome is characterized by very low temperatures, little precipitation, and permafrost?

Earth has three main climate zones because of the differences in latitude and ______.

Each of the following is an abiotic factor in the environment EXCEPT: