Biology

The correct answer is: D. Applying the same chemical fertilizer continuously.

Explanation:

Continuous use of the same chemical fertilizer targets only specific nutrients that the monoculture crop demands. This worsens nutrient imbalance in the soil over time. It does not address the root problems of monoculture — such as soil degradation, pest buildup, and biodiversity loss.

Why the other options are more effective:

A. Incorporating crop rotation
This is effective. It alternates crops to replenish soil nutrients, break p...