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Ecosystems

This category is a discussion of the environment in which animals, plants, and microorganisms live, how they interact with each other and what the impact of various living entities have on the environment can be found in this section.

15,116 Questions

Why would it be useful to do at least two population studies of the same ecosystem with a period of time between the two studies?

Conducting two population studies with a time gap allows for monitoring changes over time, providing insights into population trends and dynamics. It enables the identification of long-term patterns, the assessment of the impact of external factors on the ecosystem, and the evaluation of the effectiveness of conservation efforts. Comparing data from different time points can also help in understanding the resilience and stability of the ecosystem.

Is the photic zone in the marine and freshwater ecosystems?

Yes, the photic zone is present in both marine and freshwater ecosystems. It refers to the region in a body of water where there is enough sunlight for photosynthesis to occur, typically extending to a few hundred meters deep in clear waters. This zone is important for supporting primary producers and the base of the food web in aquatic environments.

What are consequences of of the carbon cycle not occurring in nature?

If the carbon cycle did not occur in nature, carbon dioxide levels would increase in the atmosphere, leading to intensified global warming and climate change. This would disrupt ecosystems, alter weather patterns, and negatively impact biodiversity. Additionally, the ocean's capacity to absorb carbon dioxide would be overwhelmed, leading to ocean acidification and detriment to marine life.

What is an example of a decomposer in a forest ecosystem?

Mushrooms are an example of a decomposer in a forest ecosystem. They break down dead organic matter, such as fallen leaves and trees, into simpler compounds that can be recycled and used by other organisms in the ecosystem.

What does aquatic ecosystems affect?

Aquatic ecosystems can affect water quality, biodiversity, and overall ecosystem health. They play a crucial role in supporting various organisms and providing essential services like nutrient cycling and habitat creation. Human activities can negatively impact aquatic ecosystems through pollution, habitat destruction, and over exploitation.

What is the limiting factor of anaerobic lactic energy system?

The limiting factor of the anaerobic lactic energy system is the accumulation of lactic acid in the muscles. As the intensity of exercise increases, the body produces lactic acid faster than it can be cleared, leading to muscle fatigue and a decrease in performance.

How are herbivores involved in the nitrogen cycle?

Herbivores can directly increase nitrogen mobility by increasing the quality of organic matter entering the decomposition cycle, but they also may decrease nitrogen mobility by decreasing the biomass of high-nitrogen species in the plant community.

What is a predator and prey in the neritic zone?

In the neritic zone, predators can include larger fish such as tuna, sharks, and barracuda, as well as marine mammals like dolphins and seals. Prey species can be smaller fish, crustaceans, mollusks, and plankton that make up the base of the food chain. This dynamic relationship helps maintain the balance of the ecosystem in the neritic zone.

What contributes to detritus?

Detritus is primarily made up of dead organic matter such as leaves, twigs, and carcasses of animals. Other contributing factors could include fecal matter, discarded exoskeletons, and plant debris. Essentially, any organic material that decomposes and breaks down into smaller particles can contribute to detritus.

Which of the following abiotic factors has the greatest influences on the metabolic rates of plants and animals?

Temperature is the abiotic factor that has the greatest influence on the metabolic rates of plants and animals. Temperature affects the speed of biochemical reactions, enzyme activity, and overall metabolism in both plants and animals. Extreme temperatures can significantly impact the metabolic processes of organisms, leading to adaptations for thermal regulation.

How long do clown fish live?

clown fish can last as long as it is healthy enough to live. When sea creatures live in the ocean they tend to be way healthier than if they live in a small environment eg. a tank. Clown fish may live around 3-4 years if they aren't eaten and if they eat and continue to stay healthy.

What is a leguminous plant?

Legume - any of a large family (Leguminosae syn. Fabaceae, the legume family) of dicotyledonous herbs, shrubs, and trees having fruits that are legumes (sense 3) or loments, bearing nodules on the roots that contain nitrogen-fixing bacteria, and including important food and forage plants (as peas, beans, or clovers).

What would happen if national parks disappeared?

If national parks disappeared, it would have detrimental effects on biodiversity, ecosystems, and wildlife conservation. It would also impact tourism, outdoor recreation opportunities, and cultural heritage. Furthermore, the loss of protected lands could lead to increased habitat destruction, biodiversity loss, and environmental degradation.

What will happen if the frog is removed from the food chain?

You would have insect populations skyrocket. Alternatively, anything that preys upon it will dye out. It would eventually cause a chain reaction of species dying out, and eventually create global demise. All creatures are here for a reason.

Does nitrogen move in cycle?

Yes there is a Nitrogen cycle.

1) Nitrogen in the air

2) Nitrogen in the ground

3) Nitrogen in living tissues (protean)

Nitrogen moves through these 3 places as a result of natural (lightening) and biological processes.

What is pioneer species?

A pioneer species is a species that is first to establish itself in an area where nothing is growing-or in an area that has been devastated by fire,flood, plowing etc. These species are usually annuals, disappearing after the second year when perennials take over.

Pioneer species are species which colonize previously uncolonized land, usually leading to ecological succession.

Pioneer species are often grasses such as marram grass, which grows on sand dunes. In more rocky and damp conditions, they are usually lichen, and small ephemeral bunchgrasses and wildflowers in crevices.

The plants, or anything that has the system of a plant, to be specially to the extremes that may be experienced, and once they have modified the environment may be out-competed by less specific plants, eventually leading to a climax community.

What is an edge effect Explain how change in an ecosystem's edges can affect organisms?

Change in an ecosystem's edge can affect an organism because animals from one area might migrate from the area or move to the new edge, thereby bringing species from different ecosystems in contact with one another.

How do sunspots change over time?

The number of sunspots increases then decreases in a fairly regular cycle, although it's not totally reliable. The time between each maximum or minimum is usually 11 years.

I'm not sure if you mean how do individual spots change, but I've just given this answer about groups of sunspots.

Why is soil important in Terrestrial ecosystem?

Soil is important in terrestrial ecosystems because it provides a medium for plant growth, serves as a habitat for a variety of organisms, helps regulate the water cycle by storing and filtering water, and plays a key role in nutrient cycling by decomposing organic matter and releasing nutrients back into the ecosystem.

What is the food factory of the pond ecosystems?

The food factory of pond ecosystems is the process of photosynthesis, where aquatic plants use sunlight to convert carbon dioxide and water into energy-rich carbohydrates. These plants are then consumed by herbivores, which in turn are eaten by carnivores, forming the food chain within the pond ecosystem. The interaction of producers, consumers, and decomposers helps to sustain the aquatic ecosystem.

What does a ecological pyramid show that a food chain or food web doesn't show?

A food chain shows how energy passes from three three-four levels of an ecosystem - with only one living thing being in each level per food chain. These only describe certain animals. A food web links together multiple chains, showing how energy is passed throughout an entire ecosystem (or at least a part of it). In a nutshell, food webs indicate how energy is passed realistically, as chains limit down the realism.

What ecosystem does a tiger live in?

Tigers live in hot jungles as well as cold forests. All wild tigers live in Asia. Some of them also live in Siberia. Others live in the humid jungles of Sumatra and some live in the dry grasslands of India.

How does a absorptive heterotroph feed?

An absorptive heterotroph feeds by secreting enzymes onto their food source to break down complex molecules into smaller, soluble nutrients. These nutrients are then absorbed through the cell membrane to be used for energy and growth. Examples of absorptive heterotrophs include fungi and some protists.

Is flu virus a living thing or non-living ting?

The flu virus is considered a non-living thing. It is a microscopic particle that requires a host cell to replicate and survive.

How do consumers in an ecosystem gain energy?

Consumers in an ecosystem gain energy by consuming organic matter, such as plants or other animals. They break down these organic materials through processes like digestion to extract the nutrients and energy stored within them, which they use for growth, reproduction, and other metabolic activities.