The Ability of a Lens to Gather Light Is Referred

question 19

Multiple Choice

The ability of a lens to gather light is referred to as its

• A) numerical aperture.
• B) magnification.
• C) contrast.
• D) resolution.
• E) refraction.

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Definitions:

Endodermal

Relating to the innermost layer of the three primary germ layers in the embryo, giving rise to the gastrointestinal tract, liver, and lungs.

Mesophyll

Photosynthetic parenchyma of plants.

Sieve Tubes

A series of sieve tube elements placed end to end to form channels for nutrient transport in plants.

Vessel Members

Components of the xylem tissue in plants that help conduct water and minerals from the roots to the rest of the plant.