Tree Roots Are a ________ of Sugars in Spring and a ________

question 24

Multiple Choice

Tree roots are a ________ of sugars in spring and a ________ in the fall.

• A)source; sink
• B)sink; source
• C)sink; sink
• D)source; source

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Definitions:

Secondary Productivity

The amount of biomass produced by heterotrophic organisms in an ecosystem, including consumption and decomposition.

Non-native Species

Species that have been introduced to an environment where they do not naturally occur.

Generalist Species

Species that have a broad range of tolerance and can thrive in a wide variety of environmental conditions and can utilize a variety of resources.

Keystone Species

A species that has a disproportionately large effect on its natural environment relative to its abundance, often influencing the structure and biodiversity of the ecosystem.