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Question

Difficulty: EasyMain Idea and Central Theme Identification

Read the following passage carefully:

The persistent degradation of soil health across semi-arid agricultural zones has ignited a critical debate regarding modern farming paradigms. For decades, state-sponsored agricultural policies heavily incentivized chemical-intensive monoculture to maximize immediate crop yields. While this high-input model achieved unprecedented short-term food security, it progressively depleted subsurface aquifers and eroded essential soil organic matter over time. Recent empirical evaluations demonstrate that transitioning toward agroecological practices—such as multi-crop rotation, organic mulching, and community-managed rainwater harvesting—can systematically restore soil vitality while maintaining long-term yield stability. However, scaling these traditional ecological methods requires a structural reorientation in rural governance. Current agricultural subsidy frameworks remain overwhelmingly skewed toward synthetic inputs and industrial machinery, effectively marginalizing smallholder farmers who adopt regenerative techniques. Therefore, achieving sustainable food security demands not merely modern technological innovation, but a deliberate administrative shift that embeds traditional ecological knowledge into mainstream agricultural planning, institutional extension services, and fiscal support mechanisms.

Based on the passage, which of the following statements correctly express the main idea and central theme articulated by the author?

  1. Long-term sustainable food security requires restructuring rural administrative policies to integrate traditional ecological knowledge alongside modern agricultural planning.Answer
  2. Although chemical-intensive monoculture boosted short-term yields, its environmental drawbacks necessitate a policy transition toward regenerative agroecological practices.Answer
  3. C
    Synthetic fertilizers and modern farm machinery should be immediately banned by state administrative bodies to reverse aquifer depletion.
  4. D
    Smallholder farmers are inherently incapable of implementing multi-crop rotation due to an absence of technological extension services.

Answer

The central theme is captured by the statements emphasizing that long-term food security requires restructuring rural administrative policies to integrate traditional ecological knowledge, and that the environmental drawbacks of past monoculture policies necessitate a transition toward regenerative practices.
The correct statements accurately synthesize the author's primary argument: past monoculture practices created environmental degradation despite short-term yield gains, and addressing this requires structural governance shifts to support agroecological methods alongside modern planning.

Step-by-Step Solution

1
Identify the primary thesis and overall scope of the passage.
The author contrasts short-term gains of chemical monoculture with long-term ecological damage, concluding that rural governance must shift subsidies and policy to support traditional agroecological practices.
Main idea identification requires distinguishing core claims from secondary background details.
2
Evaluate each candidate statement against the identified core thesis.
The statements advocating policy reorientation toward ecological knowledge and highlighting the necessity of pivoting away from damaging monoculture directly reflect the central theme.
Valid central theme statements capture the passage's primary conclusion without introducing extreme claims or misreading details.

Key Concept

Identifying the central thesis and overarching argument in a reading comprehension passage.
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Topics

Main Idea and Central Theme Identification

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