Ecology PRACTICE test

Several species of warblers can live in the same spruce tree ONLY because they

• have different habitats within the tree.

• occupy different niches within the tree.

• eat different foods within the tree.

• can find different temperatures within the tree.

Which is NOT part of the biotic community?

• flower

• fungi

• bee

• water

A synonym for autotroph is

• heterotroph

• producer

• consumer

• predator

According to Figure , the north polar zone lies between ______ latitude and the North Pole.

• 23.5° N

• 90° N

• 66.5°N

• 0°

Under conditions of logistic growth, population size will rise & fall around an average point called a

• inflation

• propagation

• carrying capacity

• stationary expansion

Which is NOT a decomposer?

• mushroom

• bird

• bacteria

• mold

The limited region within an ecosystem that an organism lives is its

• niche

• habit

• community

• habitat

What type of relationship exists between bees and flowers in which BOTH species benefit?

• mutualism

• parasitism

• commensalism

• competition

What is the type of relationship in which one organism benefits, the other is indifferent?

• mutualism

• parasitism

• commensalism

• competition

What is flow of energy to the owl if the tree provides 1500 cal. of energy to the insects.

• 1500 calories

• 150 calories

• 15 calories

• 1.5 calories