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3. What does the word photoperiod describe?
the length of daylight
the tilt of Earth's axis
the time of migration of various animals
the way plants grow

Respuesta :

Answer:

a. or the length of daylight

Explanation:

pho·to·pe·ri·od

/ˈfōdōˌpirēəd/

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nounBOTANY•ZOOLOGY

the period of time each day during which an organism receives illumination; day length.

( this is the definition )

Answer:

The length of daylight, or also the way the plants grow. depends on what school program you use. Hope it helps :)

Explanation: