Species richness in a community drastically declines after the removal of one species. This species was likely a(n) ____
a. mutualistic species
b. indicator species
c. pioneer species
d. keystone species
e. exotic species
d
You might also like to view...
Which of the following animals would have access to the most oxygen in its environment?
a. a termite living in its underground nest b. a snow leopard living high in the Himalayan mountains c. a zebra living close to sea level d. a deep-sea ray
What do we call the class of enzymes that phosphorylate GMP to GDP or GTP?
a. secondary messengers b. kinases c. phosphorylases d. inositol phospholipids
Which is an example of a density-independent factor on a population?
A. weather B. nesting sites C. intraspecific competition D. amount of prey E. predation
The Golgi apparatus:
A) modifies proteins that will be shipped elsewhere in the organism. B) synthesizes lipids and detoxifies molecules. C) processes and packages proteins, lipids, and other molecules. D) digests and recycles cellular waste products and consumed materials. E) directs cellular activity and stores hereditary information.