Multiple Choice
Which of the following is NOT true of ecosystems?
A) Although they may include many different species, many features of ecosystem structure and function are alike.
B) Autotrophs secure energy and nutrients that are then used by heterotrophs.
C) Energy cycles and minerals flow through ecosystems.
D) Many different niches are represented in most ecosystems.
E) Ecosystems are characterized by relatively few trophic levels.
Correct Answer:

Verified
Correct Answer:
Verified
Q18: Which of the following is a primary
Q49: Nitrogen is released into the atmosphere by
Q68: Most carbon dissolved in the ocean is
Q70: Materials in sedimentary cycles<br>A) pass through both
Q71: The movement of phosphorus and other non-gaseous
Q72: Primary carnivores are<br>A) tertiary consumers in the
Q74: The ultimate source of all energy in
Q75: Nitrifying bacteria convert<br>A) ammonia to nitrite and
Q76: Classification. Answer the questions in reference to
Q78: Climate experts predict that in the mountains