All of the Following Are Characteristic of Lichens EXCEPT

question 39

Multiple Choice

All of the following are characteristic of lichens EXCEPT

• A) they are arranged in foliose, fruticose, or crustose morphologies.
• B) they are a major food source for tundra herbivores.
• C) they are a symbiotic relationship of a fungus and a protozoan.
• D) they serve as primary producers in rocky ecosystems.
• E) they are used as indicators of air pollution.

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Definitions:

Hydrogen Sulfide

A colorless, poisonous gas with a characteristic smell of rotten eggs, used in the manufacture of chemicals and in metallurgy.

Sensory Cells

Sensory cells are specialized cells that respond to specific types of sensory stimuli, such as light, sound, or touch, and convert them into electrical signals.

Nasal Cavities

The large air spaces located behind the nose, involved in breathing and the sense of smell, lined with mucous membranes.

Distal Stimulus

An object or event in the outside world.