Ecology

An organism's place in the biotic environment and its role in an ecosystem is

• Niche

• Epitope

• Habitat

• Habit

A bee receives nectar from a flower and carries the pollen to other flowers:

• predation

• parasitism

• mutualism

• commensalism

Mistletoe grows and spreads on trees, taking their nutrients:

• predation

• parasitism

• mutualism

• commensalism

What would be a good example of a primary consumer?

• carnivore

• detrivore

• decomposer

• herbivore

Which organisms would be at the top or last trophic level?

• plant

• herbivore

• omnivore

• carnivore

Barnacles do not affect whales as they grow, but receive the benefit of a food source. This is

• parasitism

• mutualism

• commensalism

• neutralism

These organisms are often not shown in a food chain, but are important for recycling nutrients

• producers

• decomposers

• primary consumers

• carnivores

A lion that eats a zebra that eats grass is a

• primary consumer

• secondary consumer

• tertiary consumer

• quaternary consumer

90% of the energy that gets lost as you move up a food pyramid or chain gets lost as

• pollution to the environment

• heat to the environment

• energy for decomposers

• gets recycled

Members of a species in a defined area

• Ecosystem
• community
• biodiversity
• population