From the following, which is the basic requirement for any type of ecosystem to function and sustain?
A. Constant output of solar energy
B. Constant input of solar energy
C. Organic substances
D. Organic substances dissolved in water
Answer:B
From the following, which is the basic requirement for any type of ecosystem to function and sustain?
A. Constant output of solar energy B. Constant input of solar energy C. Organic substances D. Organic substances dissolved in water