On Cool Mornings, Some Species of Bumblebee Are Able to Generate

question 14

Multiple Choice

On cool mornings, some species of bumblebee are able to generate heat from their flight muscles. This heat warms their bodies so that they are able to fly at relatively cold temperatures and thus seek out flowers and mates earlier than most other insects. Both bumblebees and honeybees feed on nectar, which is a sugar-rich fluid produced by many flowers. Bumblebees are significantly larger than honeybees; thus, bumblebees have a ___________.

• A) smaller surface-to-volume ratio
• B) larger surface-to-volume ratio
• C) smaller volume
• D) more complete respiratory system

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Technological Change

The advancement and application of innovative techniques, machinery, and software in production processes, significantly affecting productivity and efficiency.

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