Ch 13 Principles of ecology

A specialist is an organism that will

Millipede is an example of

Humans are examples of

Most autotrophs use the suns energy, but some use

An organism that creates its own energy from inorganic materials is called a...

Deer is an example of

The variety of living things in an area is...

This includes all of the organisms and the abiotic factors in an area

A sequence that links species by their feeding relationships is called

Ecology is the study of...

Another name for a producer is

This is a group of organisms that are all part of the same species

Another name for consumer is

The water cycle is also know as

Which of these is an example of an abiotic factor

Which of these is a keystone species?

What is a major regional or glogal community of organisms.

Ecologists use these pyramids to measure ecosystems

Nitrogen fixation is the process of bacteria...

What are the three types of ecological research

Consumers get their energy by

How many levels of organization are there?

This is a group of different species that all live in the same area

Most usable nitrogen is found in..

Large amounts of this element in the marine environment can lead to an algal bloom

Which of these elements are being constantly cycled through the environment?

This would help to explain the interconnections of an ecosystem.

Which of these is a biotic factor?

Most phosphorus is stored in...

The total dry mass of organisms in a given area is?