Interactions with Living Things: Chapter 2

What word describes the mammals, fish, birds, and plants that live in the environment?

• abiotic
• population
• biosphere
• biotic

Organisms that make their own food from sunlight are called_____.

• decomposers
• consumers
• producers
• carnivores

A beneficial relationship association between coral and algae is an example of

• commensalism
• parasitism
  parasitism
• mutualism
• predation

Rocks, temperature, and water are what part of the environment?

• biotic
• abiotic
• population
• living

Remoras and sharks have a relationship that is best described as

• mutualism
• commensalism
• predator v prey
• parasitism

Nature's recyclers are

• predators
• decomposers
• producers
• omnivores

A relationship between two organisms in which one benefits and the other is harmed is called

• parasitism
• mutualism
• commensalism
• prey

A bird eats a worm.  Who is the predator?

• the worm
• the bird
• both the bird and the worm
• neither the bird or the worm

Which organism does the base of an energy pyramid represent?

• predators
• decomposers
• producers
• omnivores

An organism that is killed and eaten by another organism is called

• prey
• symbiosis
• parasitism
• commensalism