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2021-05-17

What happens if a saltwater plant is placed in freshwater?

What happens if a saltwater plant is placed in freshwater?

Predict what would happen if a saltwater plant were placed in a freshwater aquarium. Water would move into the plant cells, causing them to swell. If the cell wall were not strong enough to tolerate the increasing pressure, the cell would burst.

What problem is faced by single-celled organisms that live in fresh water?

If you transferred a freshwater amoeba into salt water the amoeba is hypotonic to its environment and would therefore shrivel. If you took a saltwater amoeba and put it in freshwater, the amoeba would be hypertonic to its environment and water would rush in and lyse the cell.

How are the transport problems of a freshwater organism different from those of a saltwater organism?

How are transport problems of a freshwater organism difference from those of a saltwater organism? Fresh water: the opposite! Species that are adapted to those environments have to use active transport to adjust their water levels to the natural tendencies of osmosis in certain situations.

What will most likely happen to the cells of a saltwater organism that is placed in a freshwater aquarium?

If a saltwater fish were placed in a freshwater aquarium, its cells would rapidly absorb water and rupture. Marine fish are adapted to have body fluids isotonic to seawater. They would be hypertonic to freshwater, so water would move by osmosis into the fish’s cells.

What type of animal is able to go from saltwater to fresh water?

Euryhaline organisms are able to adapt to a wide range of salinities. An example of a euryhaline fish is the molly (Poecilia sphenops) which can live in fresh water, brackish water, or salt water.

What is Stenohaline and Euryhaline animals?

… differences in salinity varies greatly: stenohaline organisms have a low tolerance to salinity changes, whereas euryhaline organisms, which are found in areas where river and sea meet (estuaries), are very tolerant of large changes in salinity. Euryhaline organisms are also very tolerant of changes in temperature.

What is Stenohaline example?

Answer: Stenohaline can be defined as phenomenon in which the the respective plants and animals cannot tolerate substantial change in the external osmolarity. There are many stenohaline organism like gold fish and haddock. The plants that are stenohaline are lamprey, bullshark, , seagrass, salmon, herring

What is the difference between Stenohaline and Euryhaline?

Answer. -》Organisms with the ability to survive at a higher range of salinity are known as euryhaline. -》Organisms that survive in a narrow range of salinity concentrations are known as stenohaline organisms

Are Goldfish Stenohaline?

Many fresh water fish, such as goldfish (Carassius auratus), tend to be stenohaline and die in environments of high salinity such as the ocean. Many marine fish, such as haddock, are also stenohaline and die in water with lower salinity.

Are Goldfish Euryhaline?

A goldfish is an example of a stenohaline organism

Is salmon a Stenohaline?

Stenohaline organisms, such as goldfish, can tolerate only a relatively-narrow range of salinity. These organisms, such as the salmon, are tolerant of a relatively-wide range of salinity. They evolved osmoregulatory mechanisms to survive in a variety of aquatic environments

How do fish live in both salt and freshwater?

Freshwater fish maintain the physiological mechanisms that permit them to concentrate salts within their bodies in a salt-deficient environment; marine fish, on the other hand, excrete excess salts in a hypertonic environment. Fish that live in both environments retain both mechanisms.1998年1月19日

Why does a salmon have to be an Osmoregulator?

Salmon need to maintain a stable osmotic balance of water and salts. They are adapted to the changes they face in their lifetime through the control system of osmoregulation. Osmoregulation is an example of a negative feedback, homeostatic control system.

Do fish drink lots of water?

Depending on where they live, fish either drink a lot or pee a lot. In the sea, a fish’s body is less salty than its surroundings, so it loses water across its skin and through its gills via osmosis. To stop themselves dehydrating, marine fish drink masses of seawater and produce a trickle of concentrated urine.