A) Less in diversity
B) More in diversity
C) Man does not make ecosystem
D) More stable than natural ecosystem
Correct Answer: A
Solution :
Man-made ecosystem including agro ecosystems are simpler and highly inefficient. They lack the diversity of natural ecosystems. The consequence of diversity is stability. A simple system is more vulnerable to sudden changes. A single crop may be totally destroyed by drought, flood, pest or pathogens.
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