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A sunflower faces the sun during the day because it needs sunlight for photosynthesis.
* During the day a young sunflower's flower head faces the sun to receive the sunlight it needs for photosynthesis . Heliotropism is the term for a plant's ability to follow the sun. That ability allows a sunflower to move with the sun as it arcs across the sky from east to west ; the sunflower's bloom always faces the sun . The neck of the sunflower's stem, just below the bloom, points the bloom in the direction of the sun . In early morning, plant cells on the western side of the stem begin to grow and elongate, causing the sunflower bloom to tilt toward the sun. As the sun moves across the sky, the cells on the stem's side that is opposite the sun elongate, keeping the flower head facing the sun .
What else can I help you with?
What is an example of stereotropism?
An example of stereotropism is a sunflower tilting its flowers to face the sun as it moves across the sky during the day. This behavior allows the sunflower to maximize its exposure to sunlight for photosynthesis.
How does a sunflower rotate towards the sun?
Sunflowers exhibit heliotropism, a process where they track the movement of the sun across the sky. This happens due to differential growth rates on the side of the stem that receives more sunlight, resulting in the sunflower's head reorienting to face the sun throughout the day.
How do you know sunflower is alive?
During day the sunflower moves its head i.e. the flower according to the movement of sun. during night it drops down. only living things show movement.
What 3 main behavioral adaptation does a sunflower need?
A sunflower exhibits heliotropism by following the sun's movement to maximize sunlight absorption. It also displays phototropism by growing toward light sources for optimal photosynthesis. Lastly, sunflowers can adjust their leaf angle throughout the day to capture more sunlight.
What can you only see in your universe during the day?
sunlight
How sun affects how the sunflower grows?
the more sun a sunflower gets makes it bigger..... maybe!! I'm just guessing but that would make sense because it's called a sunflower>>>>>>?>>>>><<<<:"P)
What are the 3 plants that can catch as much sunlight as possible?
Sunflower: Its large, broad leaves are positioned to maximize sunlight absorption. Morning Glory: They grow towards the sun, maximizing exposure to sunlight throughout the day. Aglaonema: Its broad, vibrant leaves are excellent at capturing sunlight for photosynthesis.
What time during the day has the most sunlight?
from 12 to 1'o clock we will have more sunlight
When is it daylight in Alaska?
Most of the sunlight is during summer but during winter it probably averages 3-4 hours of sunlight a day.
What is the amount of sunlight appearing during the day?
41.0''N
What gas enters the plant during the day when there is sunlight?
co2
Why do vampires sleep in a day?
Because if they are awake or in the sunlight during the day, they will burn to death.
