The Greenhouse Effect Involves Warming of Earthʹs Surface and the ______________

question 46

Multiple Choice

The greenhouse effect involves warming of Earthʹs surface and the ______________.

• A) stratosphere
• B) thermosphere
• C) troposphere
• D) mesosphere
• E) ionosphere

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Definitions:

UV Light

Ultraviolet light, a type of electromagnetic radiation with wavelengths shorter than visible light, capable of causing chemical reactions and harmful effects to living organisms.

Vitamin D

A fat-soluble vitamin that is important for maintaining bone health, supporting immune function, and aiding in the absorption of calcium and phosphorus.

Stem Cells

Undifferentiated cells capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cell arise by differentiation.

Mitosis

Nuclear division mechanism that maintains the chromosome number; occurs in stages (prophase, metaphase, anaphase, and telophase). Basis of body growth, tissue repair, and (in some organisms) asexual reproduction.