Difficulty: Easy

Average Score: 100%

In which of the following are the biomes listed in order from hottest to coldest?

Rationale

A tropical forest in Brazil > a temperate forest in America > a tundra in Canada.

Tropical forests are typically the hottest biomes due to their proximity to the equator, followed by temperate forests which experience moderate temperatures, and tundras, which are known for their cold climates and short growing seasons. This order reflects the general climatic patterns observed in these distinct biomes.

A (A tropical forest in Brazil > a temperate forest in America > a tundra in Canada) CORRECT

This choice accurately lists the biomes from hottest to coldest. The tropical forest in Brazil is characterized by high temperatures and humidity year-round, making it the hottest option. The temperate forest in America has a moderate climate, and the tundra in Canada, with its icy conditions and short growing seasons, is the coldest.

B (A coral reef in Australia > the Antarctic sea > a freshwater lake in Africa) YOUR ANSWER

While coral reefs can be warm, they are not typically considered a biome in the same context as forests and tundras. The Antarctic sea, being part of the polar regions, is much colder than both the coral reef and a freshwater lake, which can vary in temperature but generally do not reach the extremes of colder biomes.

C (A temperate forest in Europe > a temperate prairie in America > a savanna in Africa) YOUR ANSWER

This choice incorrectly places the temperate forest as the hottest biome. While the temperate forest has moderate temperatures, savannas, which are warmer and experience distinct wet and dry seasons, should be placed higher in temperature compared to temperate forests and prairies.

D (The Gobi Desert in Asia > the Patagonian Desert in South America > the Sahara Desert in Africa) YOUR ANSWER

This option ranks deserts, but it misrepresents their temperature characteristics. The Sahara Desert is typically the hottest of the three, given its extreme temperatures, while the Gobi and Patagonian Deserts are generally cooler, especially the latter due to its location in the Southern Hemisphere.

Conclusion

The correct ranking of biomes from hottest to coldest is crucial for understanding ecological conditions and climate variations. Among the choices, option A correctly identifies the tropical forest in Brazil as the hottest biome, followed by the temperate forest in America and the cold tundra in Canada. The other options fail to align with the established temperature hierarchy among the listed biomes.

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