Question 20(Multiple Choice Worth 3 points)
(03.05 LC)
How do upwelling currents near the shore affect the abundance of aquatic organisms along the shoreline?
They bring nutrients towards the shore, increasing the abundance of organisms.
They create nutrients from inorganic matter, increasing the abundance of organisms.
They move nutrients away from the shore to deeper water, decreasing the abundance of organisms.
They destroy nutrients, decreasing the abundance of organisms.
Question 21(Multiple Choice Worth 3 points)
(03.01 LC)
Melting glaciers in Alaska leave open land which will go through primary succession. What conditions would most likely be present in this region?
Large trees growing in rich soil
Algae and fungi growing on bare rock
Light soil with moderate plant growth
A wide variety of plants and animals