Which of the Following Factors Will Ameliorate Explosive Population Expansion

question 59

Multiple Choice

Which of the following factors will ameliorate explosive population expansion in less developed countries?

• A) Stable worker-to-retiree ratio
• B) Free flow of immigration
• C) Better senior retirement programs
• D) Prenatal sex scanning
• E) Provisions for higher pension

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Definitions:

Functional Secondary Xylem

The mature, functional part of xylem that contributes to water and mineral conduction in plants, as well as structural support.

Dissolved Minerals

Dissolved minerals are inorganic substances found in water that are dissolved from natural geological sources, and are essential for various biological and ecological processes.

Heartwood

The dense, inner part of a tree trunk, giving it rigidity and strength; darker and older than the surrounding sapwood.

Periderm

The outer protective layer in the stems and roots of woody plants.