Melting of Ice and Thus Reduced Feeding Opportunities for Polar

question 5

Multiple Choice

Melting of ice and thus reduced feeding opportunities for polar bears is occurring because of the ________.

• A) increase in phytoplankton population
• B) drying up of lakes and streams
• C) constant breaking and reforming of hydrogen bonds in water
• D) increase in CO₂ and other greenhouse gases in the atmosphere

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Definitions:

Active Motion

Movement generated by the individual's own muscular force, as opposed to being moved by external forces or assistance.

Slight Weakness

A minor or minimal reduction in the normal strength or power of an individual or structure.

Pulse Rate

The number of times the heart beats per minute, a vital sign used to assess the health and wellness of an individual.

Respiratory Rate

The number of breaths a person takes per minute, an important vital sign in assessing respiratory function.