A trophic cascade, such as that occurring with gray wolves in Yellowstone National Park, is best understood as an interaction between species in which: a) a keystone species influences the entire community b) a keystone omnivore overconsumes its prey species c) plants lose the dominant position in a community d) predators cause the formation of waterfalls in rivers
Added by Matthew M.
Step 1
This can have far-reaching effects on the ecosystem. Show more…
Show all steps
Your feedback will help us improve your experience
Sri K and 66 other Biology educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
The changes that occurred in Yellowstone National Park after all of its wolves were killed showed that wolves are A. harmful to the ecosystem B. a keystone species in the ecosystem C. a producer in the ecosystem D. the only predators in the ecosystem
Madhur L.
Consider the following food chain: Sea otters eat urchins and urchins eat kelp. When you remove the sea otter, urchins overpopulation and the kelp is over consumed. In the ecological world, this phenomenon is best referred to as: A. Reaching carrying capacity B. A trophic cascade C. The intermediate effect D. Primary succession
Keemin L.
A low-abundance species that has a large effect on the composition of an ecological community, especially when removed from that community, is called a [a) predator. (b) herbivore. (c) keystone species. (d) dominant species
Recommended Textbooks
Biology for AP Courses
Objective Biology for NEET
Introduction to General, Organic and Biochemistry
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD