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Taiga and tundra both

Read the following scenario and answer the questions below.In 1906, President Theodore Roosevelt created the Grand Canyon National Game Preserve on the Kaibab Plateau in northern Arizona. Between 1907 and 1923, cattle grazing was greatly reduced, mule deer hunting was eliminated, and predators were killed. Over 800 cougars, 20 wolves (most had already been killed in the 1800s), and 7000 coyotes were trapped or shot. In response, the mule deer herd began to increase: By 1915, deer numbers were estimated at 25,000; 50,000 by 1920; and 100,000 by 1923. Which of the following is likely to have occurred after 1923?

A climax community

The majority of marine organisms are found in

A simple linked feeding series such as grass –> rabbit –> wolf is known as a(n)

Which of the following is an example of secondary succession?

Because of the rainshadow effect,

Use this figure to answer the following questions. Water becomes ____ as it freezes. This is ____ most substances.

Many American cities are rebuilding public transportation systems that were abandoned in the latter half of the twentieth century.

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