How Come Birds Can Land on Overhead Power Lines Without

question 81

Multiple Choice

How come birds can land on overhead power lines without getting electrocuted?

• A)Their feet are good insulators.
• B)They are saved by their small size.
• C)Both their feet are on the same wire,so they don't complete a circuit.
• D)They are just lucky,I guess.

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Definitions:

Circadian Rhythm

An internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours.

Turgor Pressure

The pressure of water inside plant cells against the cell wall, which maintains cell rigidity and plant structure.

Trigger Hairs

Sensitive structures found in some carnivorous plants that detect the presence of prey, initiating a response such as closing the trap.

Intercellular Signals

Chemical or physical signals exchanged between cells, allowing them to communicate and coordinate activities.