Trees Are Among the Largest and Oldest Living Things on Earth

question 60

Multiple Choice

Trees are among the largest and oldest living things on Earth. Like all life on Earth, the majority of a tree's biomass is carbon based. What is the source of this carbon?

• A)water
• B)crushed rock and water
• C)the organic layer of the soil
• D)air
• E)fertilizers

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Definitions:

Means-tested Programs

Governmental assistance programs where eligibility is determined based on the applicant's income and assets.

Rent-seeking

The practice of gaining economic benefits through manipulation or exploitation of the political environment, rather than through productive economic activity.

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The process of assigning and managing assets in a way that supports an organization's strategic goals.

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Pertaining to or dealing with the structure, organization, administration, and policies of a government or a political entity.