Question

Difficulty: HardIdentification of Main Idea and Supporting Details

Read the passage carefully:

Across the West African Guinea savanna, the historical practice of seasonal prescribed fire management by indigenous pastoralists has long been mischaracterized by colonial-era forestry policies as a primary driver of land degradation. However, contemporary ecological syntheses demonstrate that controlled early-season burning inhibits the accumulation of dense, combustible woody brush, thereby preventing devastating late-season wildfires that destroy mature canopy trees and deplete soil carbon reserves. Furthermore, early fires stimulate the regeneration of perennial grasses crucial for livestock and native herbivores alike. Rather than destabilizing local ecosystems, managed early burning operates as a crucial disturbance regime that maintains biodiversity and ecological resilience. Policy frameworks that impose blanket fire suppressions mistakenly treat fire as an inherently destructive anomaly rather than an indispensable tool for savanna ecosystem governance.

Statement: The central thesis of the passage is that early-season prescribed burning is an essential ecological governance tool that preserves West African savanna ecosystems.

Answer: Answer

Answer

The statement is True. The author's primary objective is to demonstrate that early-season prescribed burning is an indispensable management tool for preserving savanna ecosystems.
The statement accurately expresses the passage's main idea. Throughout the text, the author argues against blanket fire suppression and presents managed early burning as an indispensable tool for preserving biodiversity and ecosystem resilience.

Step-by-Step Solution

1
Analyze the overarching argument of the passage by synthesizing the author's primary claim.
The text refutes colonial fire suppression views and argues that early fire management maintains biodiversity and ecological resilience.
Finding the main idea requires distinguishing the primary claim from historical context and minor details.
2
Separate the central thesis from supporting evidence presented in the body of the paragraph.
Points such as brush accumulation control, soil carbon protection, and grass regeneration are supporting details that justify why early burning is beneficial.
Supporting details provide evidence for a claim, whereas the central thesis expresses the main conclusion.
3
Compare the statement against the synthesized central thesis.
The statement accurately reflects the primary thesis of the passage.
A true/false evaluation on main idea requires verifying whether the summary captures the core argument of the text.

Key Concept

Identifying the central argument vs. supporting details in a passage
Rate this question