Unit 6 Lesson 3 Interactions in Ecosystems

Predators eat

• producers

• prey

• decomposers

• scavengers

A parasite gets nourishment from its

• host

• BFF

• decomposer

• photosynthesis

A long term relationship between two different species within a community is called

• competition

• predator-prey

• photosynthesis

• symbiosis

_______________ occurs when organisms fight for limited resources.

• competition

• decomposition

• energy

• symbiosis

Which is an example of a predator?

• an organism that eats another organism

• an organism that participates in symbiosis

• an organism that is eaten by another organism

• an organism that breaks down dead organisms into energy

Which is an example of commensalism?

• A bird is hunted by a cat, killed, and eaten

  
  

• A bird eats berries then spreads the seeds.

• A bird finds an existing hole in a tree and builds a nest in it.

• A bird eats a worm.

What is mutualism?

• Both organisms are harmed.

• Both organisms benefit.

• One organism is harmed and the other benefits.

• One organism benefits and the other is unaffected.

  
  

Competition only happens between different species of animals.

• True

• False

A predator can also be prey.

• True

• False

Camouflage can help both predators and prey.

• True

• False