Q. Which of the following statements regarding the grasslands and ecosystems of South America are correct?
1.The Llanos of Venezuela and Colombia are classified as tropical savanna grasslands.
2.The Pampas of Argentina and Uruguay constitute temperate grassland ecosystems.
3.The Selva region of the Amazon basin is a cold alpine tundra environment. 4.The Gran Chaco represents a coastal mangrove swamp along the Pacific ocean.
Select the answer using the code given below:
Answer: A
Notes:
Explanation:
- Statement 1 is correct: The Llanos basin in the Orinoco river system is a classic tropical savanna grassland experiencing distinct wet and dry seasons.
- Statement 2 is correct: The Pampas are flat, fertile temperate grasslands ideal for intensive agriculture and cattle ranching.
- Statement 3 is incorrect: The Selvas refer to the dense, equatorial tropical rainforests of the Amazon Basin.
- Statement 4 is incorrect: The Gran Chaco is a hot, semi-arid lowland alluvial plain located in the interior of South America (Bolivia, Paraguay, Argentina).
