Monocots fibrous roots make them ideal for controlling erosion on steep slopes.

Question

BlackTom AI · Accepted Answer

In evaluating the statement, we first recall the plant root system differences and their implications for erosion control.
Option 1: True. Monocots typically have fibrous root systems consisting of many thin roots spreading widely rather than a single deep taproot. This dense, interconnected network helps bind soil particles close to the surface, reducing surface runoff and soil displacement, which makes monocots especially effective for controlling erosion on steep slopes. The widespread root mat acts like a natural mulch and stabilizer for upper soil layers.
Option 2: False. If we treated this as incorrect, we would be discounting the key property of monocot roots—the fibrous root system—which is precisely what provides surface soil reinforcement. The statement would ignore the practical evidence that multiple shallow roots can intercept flow and trap sediment, offering erosion protection on slopes. It would also contradict agronomic and ecological observations where grasses and other monocots are commonly recommended for slope stabilization and erosion control due to their root architecture.
Option 2 further misunderstands root depth dynamics by implying that deep roots are necessary for erosion control on slopes, which is not always the case; surface-binding fibrous roots can be highly effective for preventing sheet erosion and rill formation in many steep-slope scenarios.
Option 1 remains the correct interpretation because it aligns with the functional advantage of monocot fibrous roots in stabilizing soil on slopes, whereas the alternative would mischaracterize the role of root systems in erosion control.

Monocots fibrous roots make them ideal for controlling erosion on steep slopes.单项选择题

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