Ecosystems and Organisms test

What is the transfer of energy and nutrients through a community called?

• migration

• instincts

• food chain

• symbiosis

What is an animal that hunts and eats other animals called?

• Prey

• Producer

• Predator

• Decomposer

What occurs when two or more organisms are trying to use the same resources?

• instincts

• competition

• hibernation

• migration

Which organisms does a food chain begin with?

• producers

• consumers

• predators

• decomposers

Which type of organism eats both plants and animals?

• producer

• consumer

• herbivore

• omnivore

What are the special characteristics or skills that help living things survive in their environments?

• symbiosis

• adaptations

• parasites

• learned behaviors

What is a special partnership in which two species interact with each other over a long period of time?

• hibernation

• stomata

• symbiosis

• competition

What is the source of energy for all living things?

• producers

• the sun

• consumers

• decomposers

A(n) ___________ consist of all the living organisms and their environment in a

• ecosystem

• population

• niche

• symbiosis

The movement of a whole group of animals from one ecosystem to another ecosystem is called

• hibernation

• migration

• evaluation

• environmentalism