Which of the following describes the relationship between elements of an ecosystem?

a. elements of ecosystems are mutually dependent on each other
b. there is no relationship between elementa within an ecosystem
c. abiotic elements are dependent on each other, while biotic elements are not dependent each other
d. a cause and effect relationship is limited to abiotic elements only

Give the examples of monera. no wrong answer. don't answer of you don't know.

Where is the vascular system located

The incident command system (ics) is: a. most applicable to the management of complex incidents that extend over many hours or days. b. a military system used in domestic incidents to ensure command and control of federal resources. c. a standardized management tool for meeting the demands of small or large emergency or nonemergency situations. d. a relatively new approach created based on the lessons learned from hurricane harvey disaster operations.