Answers26-27 - C - RUSD Environmental Science S1Freshwater and Marine Biomes — Unit testQuestion 8
8
QuizMultiple Choice

Freshwater and Marine Biomes — Unit test

Question 8 • 26-27 - C - RUSD Environmental Science S1

Biomes on Earth have exhibited changes throughout history that have been caused by a variety of factors. Over the past 50 years, the amount of tropical rainforest acreage found throughout the world has decreased from 14.8 billion acres to 8.6 billion acres due to deforestation. What factor is likely most responsible for the changes observed in the world’s rainforests?

Answer
A
volcanic activity
B
human activity
C
temperature changes
D
solar eclipses

Explanation

The question states that tropical rainforest acreage decreased due to deforestation. Deforestation is primarily caused by human activities, such as clearing land for farming, logging, and development. Therefore, human activity is the most likely factor responsible for the observed changes.

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