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The Sun and in the case of deep sea vents, the heat and chemicals from Earth's interior.

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Obie Ondricka

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2y ago

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What is the energy source of ALL ecosystems?

The energy source of all ecosystems is sunlight. Sunlight is captured by plants through photosynthesis, which converts it into chemical energy that is then passed on to other organisms through the food chain.


What is the ultimate source of energy for ecosystems?

The sun is the ultimate source of energy for almost all earth ecosystems.


What is the initial food source for most terrestrial ecosystems?

The initial food source for most terrestrial ecosystems is typically plants. Plants produce their own food through photosynthesis, which forms the base of the food chain for animals and other organisms in the ecosystem.


What is the initial source of food in most ocean and freshwater ecosystems?

Phytoplankton.


Main source of energy for all ecosystems?

the sun


What is the primary source of energy in all food chains?

The Sun is the primary source of all energy in nearly all food chains. However, some deep-sea ecosystems utilize heat from underwater thermal vents as their primary energy sources since sunlight is virtually nonexistent.


What is the source of all energy in food chains or food webs?

the source for all enery is sunlight


Source of all energy for living system?

The ultimate source of energy for living systems on Earth is the sun. Plants and some microorganisms use sunlight to perform photosynthesis, converting solar energy into chemical energy stored in organic molecules. This energy is then passed through the food chain as organisms consume other organisms.


What is the primary source of energy for a food web?

The primary source of energy for almost all food chains is the sun. The usual series is that the sun provides energy to plants that provide to other creatures. Some ecosystems rely on other energy sources however. For instance some deep ocean ecosystems rely on geothermal energy harvested by bacteria.


What is the importance of protists to earth's ecosystem?

Protists are key components of various ecosystems as they play roles such as primary producers, decomposers, and serving as a food source for other organisms. They contribute to nutrient cycling and energy flow in ecosystems, helping to maintain balance and stability. Additionally, some protists form symbiotic relationships with other organisms, further enriching the biodiversity of ecosystems.


What is the source of energy in all ecosystem?

The Sun.


Why are ecosystems important to the earth?

Protists are important to the earth's ecosystems because they were the first complex life on earth, provide as a food source to many living things, and help clean large bodies of water.