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Which carbon dioxide is removed from the atmosphere by living organisms?
Living organisms, particularly plants, algae, and certain bacteria, remove carbon dioxide from the atmosphere through a process called photosynthesis. During photosynthesis, these organisms convert carbon dioxide and sunlight into glucose and oxygen, effectively sequestering carbon in their biomass. Additionally, some soil microorganisms and marine organisms also contribute to carbon sequestration by incorporating carbon into organic matter.
What marine organisms make their own food?
Marine organisms that make their own food primarily include phytoplankton, which are microscopic plants that use photosynthesis to convert sunlight, carbon dioxide, and nutrients into energy. Other examples include macroalgae, such as seaweeds, and some species of cyanobacteria. These organisms form the foundational base of marine food webs, supporting a wide range of marine life. Through photosynthesis, they contribute significantly to oxygen production and carbon fixation in ocean ecosystems.
Why are shelled protozoans important?
Shelled protozoans, such as foraminifera and radiolarians, play a crucial role in marine ecosystems as they contribute to the oceanic food web and serve as a food source for larger organisms. Their shells, composed of calcium carbonate or silica, accumulate on the ocean floor, forming sedimentary deposits that can influence geological processes and carbon cycling. Additionally, they are valuable indicators in paleoclimatology and biostratigraphy, helping scientists understand past environmental conditions and the age of sedimentary layers.
What rocks are fossil most likely to be found?
Small shelled marine organisms are the most common easily observable fossils found in rocks.
What organisms are important in the carbon cycle?
Organisms such as plants, algae, and cyanobacteria play a crucial role in the carbon cycle through photosynthesis, where they take in carbon dioxide and convert it into organic matter. Decomposers like bacteria and fungi also contribute by breaking down organic matter and releasing carbon back into the environment as carbon dioxide. Marine organisms such as phytoplankton and zooplankton are vital in the ocean's carbon cycle by sequestering and releasing carbon.
Why are nitrogen oxygen and carbon dioxide important to marine organisms?
Nitrogen is important for marine organisms because it is a key component of amino acids and proteins. Oxygen is vital for respiration in marine organisms, enabling them to extract energy from food. Carbon dioxide is involved in photosynthesis, where marine organisms like phytoplankton use it to produce energy and oxygen.
What organisms in the ocean absorb the most carbon dixoide?
Algae and marine plants
What happens to carbon dixoide in the ocean?
Carbon dioxide in the ocean can undergo several processes, including dissolving into the water to form carbonic acid, being taken up by marine organisms for photosynthesis, and participating in chemical reactions that can affect the ocean's pH levels. This can contribute to ocean acidification, which can have negative impacts on marine life.
How does carbon get into the oceans and what impact does it have on marine ecosystems?
Carbon enters the oceans through a process called carbon sequestration, where carbon dioxide from the atmosphere dissolves in the water. This can lead to ocean acidification, which can harm marine ecosystems by affecting the growth and survival of marine organisms like corals and shellfish.
When a marine animal consumes carbon-containing organisms it typically incorporates about percent of the available organic carbon for growth?
When a marine animal consumes carbon-containing organisms, it typically incorporates about 10-15% of the available organic carbon for growth. The rest is released back into the environment through respiration, excretion, and decomposition.
What tiny marine organisms take in carbon dioxide in order to complete photosynthesis?
Phytoplankton are tiny marine organisms that take in carbon dioxide in order to complete photosynthesis. This process helps to convert carbon dioxide into oxygen, playing a crucial role in the ocean's carbon cycle and overall ecosystem health.
The end-cretaceous extinctions were followed by the . a. adaptive radiation of mammals and birds b. appearance of hard-shelled marine organisms c. appearance of first land plants d. insects?
The answer is a.
