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Exploring Freshwater Ecosystems and the Movie 'Freshwater'

This quiz explores the importance of freshwater ecosystems and tests your knowledge about the movie 'Freshwater' and its cast.

#Freshwater #Ecosystems #Movie Quiz #Biology #Environmental Science

1 Many can use salty water but many organisms including the great majority of higher plants and most ________ must have access to freshwater to grow bigger.

2 Some protists accomplish this using contractile vacuoles, while freshwater fish excrete excess water via the ________.

3 Who played Angus in the movie Freshwater?

4 Who played Charlie in the movie Freshwater?

5 A very small proportion is emitted from active ________.

6 Who played Shopkeeper in the movie Freshwater?

7 Freshwater is characterized by having low ________ of dissolved salts and other total dissolved solids.

8 ________

9 What role did Dennis Quilligan play in the movie Freshwater?

10 Who played Toby in the movie Freshwater?

💡 Interesting Facts

  • the freshwater whipray is the only Australian stingray restricted to fresh and brackish water.
  • the freshwater turbellarian Microstomum caudatum can swallow prey about as large as itself.
  • the Laguna de Santa Rosa in Sonoma County, California, has several endemic endangered species and is the second-largest freshwater wetland in Northern California.
  • the Niger stingray and the pincushion ray are the only two freshwater stingrays found in Africa.
  • water is fresh in the western part of Lake Balkhash (pictured) and is saline in the eastern part.
  • there are only a handful of true freshwater lakes in Australia because of that continent's minimal amount of glacial and tectonic activity.
  • the freshwater snail Viviparus georgianus (pictured), the "banded mystery snail", is native to the southeastern U.S. but is an introduced species in the northern U.S. and Canada.
  • the freshwater snail Radix auricularia (pictured) serves as a host to numerous parasites, some of which can infect humans.
  • Green Lake in Texas, is the largest natural freshwater lake entirely within the state, despite its proximity to the brackish waters of San Antonio Bay.
  • 'Opaeka'a Falls (pictured) on the Hawaiian island of Kauai is named after the native freshwater shrimp ("rolling shrimp" in Hawaiian) that "roll" down the falls.
  • Hesaraghatta Lake is a freshwater lake created from the Arkavathy River in 1894 to produce drinking water for Bangalore.
  • a square metre patch of Phylactolaemata, a freshwater class of Bryozoa, can produce 800,000 statoblasts, "survival pods" withstanding freezing and drying that get carried long distances.
  • in the 1990s, the Government of Thailand ran a short-lived captive breeding program for endangered freshwater stingrays, including the marbled whipray (pictured) and the white-edge freshwater whipray.
  • although the freshwater snail Valvata piscinalis is widely distributed in some parts of North America where it is non-indigenous, it is endangered in some of its native areas.
  • Lake Balaton (pictured), a popular tourist attraction in Hungary, is the largest freshwater lake in Central Europe.
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