Ecology Quiz Chapter 13

A model of therelationships that form a network of interactions among organisms in acommunity 

The algae at the beginning of thefood chain in Figure 3-1 are

The repeated movement of waterbetween Earth’s surface and the atmosphere is called

Biogeochemical cycling ensures that

What is an organism that feeds onlyon plants called?

How is carbon stored in thebiosphere?

An organism that cannot make itsown food is called a(an)

 The term for each step inthe transfer of energy and matter within a biological community is..?

Organisms that break down and feedon wastes and dead organisms are called

Which of the following has a directrole in the nitrogen cycle?

A snake that eats a frog that haseaten an insect that fed on a plant is a

Only 10 percent of the energystored in an organism goes to the next trophic level.  the restis

All of the members of a particularspecies that live in one area are called a(an)

Nitrogen fixation is carried outprimarily by

What animals eat both producers andconsumers?

Which of the following organismsdoes NOT requiresunlight to live?

The branch of biology dealing withinteractions among organisms and their environment is called

Which of the following is NOTrecycled in the biosphere?

Green plants are

The part of Earth in which allliving things exist is called the

What is the original source ofalmost all the energy in most ecosystems?

The total amount of tissue of allthe organisms in a food chain is called the

A bird stalks, kills, and then eatsan insect. Which ecological terms describe the bird?

An organism that produces its ownfood supply from inorganic compounds is called a(an)

All the interconnected feedingrelationships in an ecosystem make up a food

How are green plants in asunny meadow and sulfur bacteria in a deep-sea volcanic vent alike?

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