which of the two ecosystems has more biodiversity, and what is a possible reason for this?
a) ecosystem 2 because this is a low pollution area with no invasive species.
b) ecosystem 1 because this is a low pollution area with no invasive species.
c) ecosystem 1 because there are several invasive species taking over the environment.
d) ecosystem 2 because there are several invasive species taking over the environment.

What are examples of the plant life and animal life that can be found in each type of terrarium

Juan and carol were studying invertebrates in biology. they knew that segmented or earth worms preferred a dark, moist habitat. during this lab, they would be investigating the responses of organisms called planaria or dugesia tigrina. these were simple flatworms that still had a one-way digestive system and a very simple nervous system. juan and carol placed the planaria in a petri dish containing cool, distilled water that was partially covered with black paper. they shined a light on the dish. next, they removed the paper and placed a small amount of chicken liver at one end of the dish. they added a few large salt crystals to the water. finally, they added drops of hot water to the cool water in the petri dish. their results can be seen in the data table. according to their experiment, all but one conclusion is valid.

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection