Limnetic, profundal, littoral, and benthic have what in common?
Waste disposal, food source, medicines, medicinal therapies, and aquaculture are all ways _______.
The littoral is a zone identified in lakes and ponds and is the coldest because it is shallow and lacks nutrients to support life. Please select the best answer from the choices provided
Which of the following did not allow researchers to further explore below the ocean’s surface?
Organisms that live in freshwater and marine biomes have developed unique adaptations that aid in their survival. Which of the following adaptations would be the most beneficial to wading birds?
Saltwater fish constantly drink water but still excrete concentrated urine to compensate for the water loss. They also have gills to help excrete excess salts. Conversely, freshwater fish absorb salt from their surroundings using their gills and their bodies reabsorb salt from their urine. This describes how salt- and freshwater fish _______.
Unlike lakes, the ocean is separated into zones.
Organisms that live in freshwater and marine biomes have developed unique adaptations that aid in their survival. Which of the following adaptations does not help an animal move through the water?
Which of the following organisms lives near the surface of aquatic biomes because it needs sunlight to survive?
Researchers aboard the H.M.S. Challenger discovered over 4000 new species of marine life.
Which of the following phrases describes a typical river mouth?
An estuary is _______.
Temperatures in ponds and lakes vary by season.
Organisms that live in freshwater and marine biomes have developed unique adaptations that aid in their survival. Which of the following adaptations would be more useful for an animal in a marine biome than for an animal in a freshwater biome?
Which of the following is not an example of a wetland?
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