All of the Following Can Induce Embolisms in a Vessel

question 3

Multiple Choice

All of the following can induce embolisms in a vessel or tracheid EXCEPT:

• A)an air bubble coming in contact with a torus blocking an aperture of a bordered pit-pair.
• B)air being sucked in through a pit-membrane pore.
• C)an insect bite that damages xylem tissue.
• D)freezing of the xylem sap.
• E)drought.

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Definitions:

Atoll

A ring-shaped coral reef, island, or series of islets surrounding a lagoon, often found in tropical ocean waters.

Meteoroid

Solid object in interplanetary space; distinguished from asteroids by a smaller size.

Volcanic Island

An island formed from the accumulation of material erupted through the crust from a volcanic vent, typically found in oceans.

Subduction

The mechanism in which one tectonic plate slides beneath another, descending into the mantle where the plates come together.