Ecology Quiz

Black bears are ____________________.

• herbivores

• carnivores

• omnivores

Animal that gets its energy and nutrition from eating plants.

• Parasite

• Herbivore

• Carnivore

• Ominvore

Animal that gets its energy and nutrition from eating meat.

• Detritivore

• Ominvore

• Carnivore

• Herbivore

Organisms that produce their own food mostly through photosynthesis (producers). Examples are plants and algae.

• Ominvore

• Detritivore

• Heterotroph

• Autotroph

Which of the following is NOT a heterotroph?

• grass
• fungus
• shark
• sea urchin

What percentage of energy is passed on to each trophic level?

• 10%
• 50%
• 90%
• 100%

The owl and weasel compete for which organism?

• Hawk
• Spider
• Grasshopper
• Shrew

The diagram represents a pyramid of energy in an ecosystem.  Which level would most likely contain organisms that can photosynthesize?

• A
• B
• C
• D

Does this food web have arrows pointing the right way?

• Yes
• No

A bee receives nectar from a flower, and in turn it carries the pollen to other flowers. This relationship represents...

• Predation

• Commensalism

• Mutualism

• Predation