Aquatic Habitats Answers

Which statement does not describe freshwater and saltwater ecosystems accurately? a. Both support a large number of plants and animals adapted for aquatic living. b. The primary producers in saltwater and freshwater ecosystems are amoebas. c. Freshwater ecosystems have a very low salt concentration and include ponds, lakes, streams, wetlands, and rivers. d. Saltwater ecosystems have a high salt concentration and include oceans, coral reefs, and estuaries. Please select the best answer from the choices provided

Which of the following aquatic environments would not freeze in winter?a.lakeb.pondc.salt marshd.stream

The variability in marine salinity between habitats does not impact the fish living there.

Amoebas prey upon algae in aquatic environments.

Which level of consumer has access to the smallest supply of energy? a. primary b. secondary c. tertiary d. quaternary Please select the best answer from the choices provided

Which is not a similarity between terrestrial and aquatic pyramids? a.both have producers as the base that can harvest the sun’s energy to make foodb.both types still consist of producers, herbivores, and carnivoresc.both types of energy pyramids contain the same species of organismsd.both types contain a decreasing number of organisms going from the bottom to the top of the pyramid

Which of the following is a man-made aquatic habitat?a.lakeb.reservoirc.streamd.pond

Which habitat would have the least variation in its salinity?a.salt marshb.mangrove forestc.laked.estuary

The most productive marine habitats are on the seafloor. Please select the best answer from the choices provided

Which marine habitats would have the least access to primary producers?a.salt marshes and estuariesb.coral reefs and lagoonsc.mangroves and intertidal zonesd.deep sea and sea floor