Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 30996
TLS Online TPP Program

#Question id: 12590

Species introduced to new geographic locations

#Unit 10. Ecological Principles
  1. Are usually successful in colonizing the area.
  2.  Always spread because they encounter no natural predators.
  3. Increase the diversity and therefore the stability of the ecosystem
  4. Can out-compete and displace native species for biotic and abiotic resources
More Questions
TLS Online TPP Program

#Question id: 12600

#Unit 10. Ecological Principles

Ecosystems are
TLS Online TPP Program

#Question id: 12599

#Unit 10. Ecological Principles

What is the most important role of photosynthetic organisms in an ecosystem? 
TLS Online TPP Program

#Question id: 12563

#Unit 10. Ecological Principles

How does phosphorus normally enter ecosystems? 
TLS Online TPP Program

#Question id: 12562

#Unit 10. Ecological Principles

In the nitrogen cycle, the bacteria that replenish the atmosphere with N
TLS Online TPP Program

#Question id: 12545

#Unit 10. Ecological Principles

Nitrogen is available to plants only in the form of
TLS Online TPP Program

#Question id: 12543

#Unit 10. Ecological Principles

Use Figure to answer the following questions. Examine this food web for a particular terrestrial ecosystem. Each letter is a species. The arrows represent energy flow.

Which species is most likely an omnivore?