Which one of the following is a characteristic feature of cropland ecosystem?
Correct answer: D. Least genetic diversity
- A. Absence of weeds
- B. Ecological succession
- C. Absence of soil organisms
- D. Least genetic diversity
Explanation
Cropland ecosystem is an artificial or man made terrestrial ecosystem which is created and maintained by human beings for their maximum benefits. Therefore, they will have least genetic diversity.
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About Man and His Environment
Ecosystems include biotic and abiotic components, food chains and webs, energy flow, nutrient cycles, populations and ecological relationships. Pollution and conservation cover air, water, soil and noise pollution, their effects on organisms, biodiversity loss, protected areas, sustainable resource use and methods for reducing environmental damage.
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