Multiple Choice
Energy flow in an ecosystem is NOT cyclic because energy is
A) increased as you go up the energy pyramid.
B) evenly spread out over many organisms.
C) converted to many kinds of useful energy.
D) totally destroyed as it is used.
E) no longer useful when it is converted to heat.
Correct Answer:

Verified
Correct Answer:
Verified
Q17: Which of the following is usually a
Q20: Humans are biologically adapted to be<br>A) omnivores.<br>B)
Q21: When settlers move into a wooded area,
Q30: Settlers move into an area and harvest
Q51: Once a nutrient enters an ecosystem, it<br>A)
Q58: How is a carnivore like a herbivore?<br>A)Both
Q58: Energy flow in an ecosystem begins with<br>A)
Q59: Inverted ecological pyramids can occur in what
Q61: Atmospheric CO<sub>2</sub> combines with water to produce
Q65: The greenhouse effect is<br>A)due to increased sunlight