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Dissolved oxygen levels can decrease due to factors such as high water temperature, increased organic matter or pollution, excessive plant growth leading to oxygen depletion during decomposition, and reduced mixing of water layers.

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How are oxygen in the air levels affected by energy production?

Energy production can impact oxygen levels in the air through processes like deforestation, combustion of fossil fuels, and industrial activities. Burning fossil fuels releases carbon dioxide into the atmosphere, which can contribute to deforestation and decrease oxygen production by plants. This can lead to a decrease in oxygen levels relative to other gases in the atmosphere.


Is it good to have dissolved oxygen in water?

Well,it depends. If you are talking about if things are going to live in the water such as fish, then yes. Although, aquatic plants like algae need Carbon dioxide dissolved in the water just like plants on land do. However, it will not cause any noticeable effects if you dissolve oxygen in water.


What factors cause the level of dissolved oxygen in water?

The level of dissolved oxygen in water can be influenced by temperature (warmer water holds less oxygen), water flow and turbulence (increased mixing allows for more oxygen absorption), and the presence of aquatic plants and algae (which can produce oxygen through photosynthesis). Pollutants like nutrients and organic matter can also lower dissolved oxygen levels by promoting algal blooms and microbial activity that deplete oxygen.


What happens if there is too much oxygen in seawater?

Oxygen in the water is called "dissolved oxygen" because quite simply it is just that. The air naturally diffuses into the water and can reach equilibrium with the water. It is virtually impossible to get too much dissolved oxygen in the water because the excess will convert back to gas and bubble out of the water like so much soda water when you pour it out of the bottle. This said, there is no concern for too much dissolved oxygen in the water. Concern arises when dissolved oxygen levels get too low. When this happens more sensitive plants and animals become weak or die. As a side note, weather, temperature, and salinity all effect dissolved oxygen levels. Faster moving water contains more dissolved oxygen because it has more contact with the air than still water. Cold, fresh water holds more oxygen than warm or salty water. This would mean a cold, fast moving, fresh water stream or river would contain the highest amounts of dissolved oxygen, and the salinity of the ocean water would not be ideal for holding as much dissolved oxygen.


What is the percentage of dissolve oxygen pond?

The ideal percentage of dissolved oxygen in a pond for fish and aquatic organisms is typically between 5-8 mg/L, which is equivalent to roughly 70-120% saturation. Levels below 2 mg/L can be stressful for fish, while above 12 mg/L can cause gas bubble disease in some species. Testing and monitoring dissolved oxygen levels regularly is important for maintaining a healthy pond ecosystem.

Related Questions

Which of the following can cause a decrease in dissolved oxygen in the water?

Excessive plant debris


Explain how changes in the alveolar structure cause a decrease in the blood oxygen levels in emphysema?

Decrease in alveolar surface area results in less boundary across which oxygen can be absorbed into the blood.


True or false dissolved oxygen in the ocean water causes salinity?

False. Dissolved oxygen in ocean water does not cause salinity. Salinity is primarily determined by the amount of dissolved salts in the water, such as sodium and chloride ions. Dissolved oxygen levels are influenced by factors like temperature, depth, and the presence of photosynthetic organisms.


What is dissolve oxygen?

Dissolved oxygen refers to the amount of oxygen present in water. It is essential for aquatic life to breathe and thrive. Factors such as temperature, water flow, and levels of organic matter can impact the amount of dissolved oxygen in water.


What cause the decrease of O2 at night?

During the night, plants undergo respiration which consumes oxygen and releases carbon dioxide. This process, combined with a general decrease in photosynthesis, leads to a decrease in oxygen levels in the atmosphere. Additionally, human activities such as burning fossil fuels and deforestation also contribute to lowering oxygen levels in the air.


Why do rotting plants cause a decrease in the level of oxygen?

When plants rot, they are decomposed by bacteria and fungi, which use up oxygen in the process. This causes a decrease in oxygen levels because the microorganisms compete with other organisms, like aquatic organisms, for the limited oxygen available in the environment.


How are oxygen in the air levels affected by energy production?

Energy production can impact oxygen levels in the air through processes like deforestation, combustion of fossil fuels, and industrial activities. Burning fossil fuels releases carbon dioxide into the atmosphere, which can contribute to deforestation and decrease oxygen production by plants. This can lead to a decrease in oxygen levels relative to other gases in the atmosphere.


Is it good to have dissolved oxygen in water?

Well,it depends. If you are talking about if things are going to live in the water such as fish, then yes. Although, aquatic plants like algae need Carbon dioxide dissolved in the water just like plants on land do. However, it will not cause any noticeable effects if you dissolve oxygen in water.


Why does salinity cause a decrease in dissolved oxygen?

When an ionic salt like NaCl is added to water, the ions from the salt introduced will attract the water molecules in an effort to "solvate" the ions. This has the tendency to decrease the weak affinity of non-polar oxygen molecules to water and drive the dissolved oxygen out of the polar water. In general, the solubility of a gas in a solvent is affected significantly by the presence of other solutes in the solution.


What happens to breathing when oxygen levels decrease?

When oxygen levels decrease, your body’s respiratory rate and depth of breathing typically increase in an effort to take in more oxygen. This can lead to faster and deeper breaths as your body tries to compensate for the reduced oxygen supply. Over time, prolonged exposure to low oxygen levels can cause symptoms like shortness of breath, dizziness, and confusion.


how does dissolved oxygen affect marine life?

Dissolved oxygen (DO) is crucial for the survival of marine life, as it is necessary for respiration in fish, invertebrates, and many microorganisms. Low levels of dissolved oxygen can lead to hypoxia, which can cause stress, decreased reproductive success, and even death in aquatic organisms. Species that are less tolerant of low DO, such as some fish and shellfish, may migrate to other areas, disrupting ecosystems. Overall, adequate levels of dissolved oxygen are essential for maintaining healthy marine habitats and biodiversity.


Explain how the changes in alveolar structure cause a decrease in blood oxygen levels in emphysema?

Pneumonia fills the lung's alveoli with fluid, keeping oxygen from reaching the bloodstream.