Ecosystems

A __________ includes all living and non-living things in an environment. 

• population

• niche

• abitotic

• ecosystem

_______ are consumers that eat only meat.

• Herbivore

• Omnivore

• Carnivore

________ are consumers that eat plants and meat.

• Herbivore

• Omnivore

• Carnivore

• Chocolotare

Which organism make their own food through the process of photosynthesis? 

• decomposer

• consumer

• herbivore

• producer 

Which describes a decomposer?

• an organism that eats only plants

• an organism that makes its own food

• an organism that breaks down dead matter

• an organism that recieves energy from the sun

What would most likely happen if an ecosystem no longer received sunlight?

• The number of herbivores would increase

• The number of plants would increase

• all organisms would adapt

• All living organisms would eventually die

Examples of how humans negatively affect local ecosystems are

• Building dams, deforestation (cutting down trees), adding point sources to nearby streams to allow for run-off, building roads and structures, and salting roads.

• Creating laws to prohibit fishing from local streams.

• Planting trees and other plants to attract native species.

• Removing non-native species from the environment.

How does energy enter an ecosystem? 

• sunlight

• soil 

• animals 

• invasive species 

All the members of one species that live within an area of an ecosystem is a?

• population

• community

• niche

Oxpeckers feed on the ticks found on a rhinoceros. The oxpeckers get a meal and the rhinoceros is helped by the removal of the ticks.

• parasitism

• commensalism

• mutualism