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If you want to know about the leaves that are still attached on trees and what they absorb, here:

As the sunlights rays hit the leaves,they abosorb as much as they can.When they do this,they send the energy particle they've absoorbed down through the trunk and into the roots.Here the roots use the rays to create food or energy for growth.They do this by using photosynthesis.

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14y ago

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How does the shape of a leaf help it to use sunlight?

As much as I know... Broader, fuller leaves will be nearer the base because they are shaded by the upper tree canopy. If they are broader, larger, or have less exaggerated lobes then they have more surface area to catch what sun-rays they can. Likewise, leaves at the top of the canpy are distictly lobed, smaller, etc, because they have a greater exposure to sunlight. They can't typically absorb as much light as they are exposed to, so they have less surface area so they don't absorb too much and litterally get burnt out. Other shape characterisitcs are typically due other environmental pressures over time.


The structure of a leaf is optimized for what purposes?

The structure of a leaf is optimized for photosynthesis, which is the process by which plants convert sunlight into energy. The flat shape of a leaf maximizes surface area exposed to sunlight, while the network of veins transports water and nutrients to and from the cells. Additionally, the cuticle on the leaf surface helps to reduce water loss through evaporation.


What are the lobes on a leaf and how do they contribute to the overall structure and function of the leaf?

The lobes on a leaf are the separate sections or divisions that extend out from the main part of the leaf. They contribute to the overall structure and function of the leaf by increasing the surface area for photosynthesis, allowing for more efficient absorption of sunlight and exchange of gases. This helps the leaf to produce food and oxygen for the plant.


Why are the photosynthetic cells mainly on the upper side of a leaf?

Photosynthetic cells are mainly on the upper side of a leaf because they can receive more sunlight there, which is essential for photosynthesis. This positioning maximizes the absorption of sunlight for energy production and allows the plant to efficiently convert carbon dioxide into carbohydrates. Placing the photosynthetic cells on the upper side also helps to reduce water loss through transpiration.


What is the site of the majority of photosynthesis in leaf?

The leaf contains palisade cells which have lots of chloroplasts. Chloroplasts are the actual site of photosynthesis, as they contain a chemical called chlorophyll which must be present during photosynthesis.