Increasing Levels of Carbon Dioxide in Oceans Makes Them _______

question 19

Multiple Choice

Increasing levels of carbon dioxide in oceans makes them _______ acidic. This change affects the ability of marine organisms to form protective shells made up of _______ carbonate.

• A) more; phosphorus
• B) more; calcium
• C) more; magnesium
• D) less; calcium

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Definitions:

State-Dependent Memory

The phenomenon wherein information learned in a particular state of mind is more readily recalled when in the same state.

Levels-of-processing

A theory suggesting that the depth of mental processing affects memory; deeper processing leads to better recall.

Cerebral Cortex

The outer layer of the brain's cerebrum, involved in complex functions such as thought, language, and consciousness.

Short-term Memory

The part of the memory system where information is stored for a short duration, often considered to be about 20 to 30 seconds.