During the summer months, glaciers at the poles melt, delivering fresh water to the ocean. What does this do to salinity? Question 3 options:

lowers salinity

raises salinity

it does not change the salinity

What is one affect on the australian environment due to the introduction of non-native european rabbits? (a) more grass grew in response to the need of the growing population of rabbits. (b) the rabbits balance out the food chain as they became a natural prey to many predators. (c) the rabbits the land by digging, which caused the soil to spread much needed nutrients. (d) the rabbits out-competed other small animals species and caused them to go extinct.