In Terms of Ecological Food Pyramids,which of the Following Is

question 20

Multiple Choice

In terms of ecological food pyramids,which of the following is correct ?

• A)there are more producers in a temperate forest than there are in a grassland.
• B)a stepped population pyramid is characteristic of most ecosystems in the winter.
• C)generally,there is a decrease in numbers of organisms at each successive trophic level.
• D)it is possible to find a stable ecosystem in which secondary consumers outnumber primary consumers.

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Definitions:

Isotopes of Oxygen

Variants of oxygen atoms with the same number of protons but different numbers of neutrons, leading to different atomic masses.

Ancient Earth

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Ancient Water

Refers to water that has been trapped in geological formations for thousands or even millions of years, often undisturbed by modern pollution.

Arctic and Antarctic Ice

Frozen water in the polar regions of the Earth, including sea ice, ice sheets, and glaciers, playing crucial roles in global climate regulation.