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As biodiversity increases, the Simpson’s Biodiversity Index ___.

Looking at the table above, water and salt were added to three beakers (beakers A, B & C). The volume of water (mL) and the amount of salt (weight in grams) added to each beaker were recorded in the table above. Which of the solutions in the beakers listed in the table above has the highest salt concentration (w/v %)?

Refer to Figure 3. Using the topo map, what is the contour interval for this map?

In Figure 4, which time interval would have a negative slope:

Refer to Figure 9 on biodiversity and size of islands, which of the following statements is true?

Which of the following are not a major threat to biodiversity?

If you had 50 mL of solution that had a salt concentration of 3%, how much water would you need to add in order to create a solution with a salt concentration of 1.5%?

Refer to Figure 2. This graph indicates annual emissions of carbon dioxide from a country between 1988-2008. The percentage change in carbon dioxide emissions from 1990 to 2006 is approximately:

For a condition to hold some risk to a person or the environment, you have to have ______.

Solve the equation.