The single MOST important factor contributing to the modern-day extinction of hundreds of species on Earth is a
habitat destruction.
b
greenhouse effect.
c
acid rain.
d
invasive species.

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d

What noticeable trend from this graph might be used to make a conclusion?