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There are about 92 stomatas on upper surface and 39 stomatas on the lower surface.

In a dorsiventral leaf number of stomata is more on the lower surface hence the above answer may please be verified

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Where are the stomata located on the lower surface of a leaf?

The stomata are located on the lower surface of a leaf.


What side of a leaf are stomata located?

The lower surface of the leaf has the stomata. You can see the reason for this if you cut a leaf in half from upper side to lower side. The upper portion of the leaf consists of tightly packed cells that are full of chloroplasts for taking in light. The lower half of the leaf is made up of loosely arranged cells. This allows room for air to enter the lower part of the leaf through the stomata and contribute carbon dioxide and take away oxygen. The upper surface of the leaf is covered by the cuticle which prevents dehydration, as such the stomata cannot be located or function on the upper surface


Why stomata are present only on lower epidermis in nerium leaf?

as nerium is a xerophyte i.e.as it cannot take in sufficient amount of needed water,the sunken stomata are present in the lower epidermis to reduce loss of water by transpiration.there are also certain hair present in the sunken stoma to protect it.


Why are there few stomata on the upper surface of most leaves?

small pores have on the leaves excess water transfer into the atomospehere incase there have have no the stomata (pores) on the leaf the plant will die.must the plant can must drain the water.So the stomata exist upper surface of the water.


Are their stomata on the upper leaf epidemis of rhoeo spathacea?

Yes, there are stoma present. Rhoeo leaves have dorsiventral symetry. The dorsal side being pink in color have more stomata and ventral side facing sun is green with less stomata per unit area.

Related Questions

Number of stomata in upper and lower surface of leaf of hibiscus per mm?

In hibiscus leaves, stomatal density typically varies between the upper and lower surfaces. Generally, the lower surface (abaxial side) has a higher number of stomata, averaging around 200-400 stomata per mm², while the upper surface (adaxial side) has fewer, often ranging from 50-150 stomata per mm². This distribution helps maximize gas exchange while minimizing water loss. However, exact numbers can vary based on environmental conditions and specific hibiscus species.


Where are the stomata located on the lower surface of a leaf?

The stomata are located on the lower surface of a leaf.


Where is the location of the stomata?

stomata is present on a leaf's lower surface. but in plants that float on water, stomata is present on a leaf's upper surface, and the lower surface is protected by a coating of wax.


Difference between dicots and monocots in terms of stomata number and distribution?

In monocot leaves stomatal distribution is almost evenly on the upper and lower surface of the leaf. In herbacious dicot stomata is distributed more on the lower surface than the upper surface. Lastly in woody dicot there is not stomatal distribution on upper surface but great distribution on lower surface of leaves.


Leaves have what on the lower surface?

Stomata that can help plants to exchange gases.


What is cobalt chloride paper and what it is used for?

Cobalt chloride paper is used to study rate of transpiration through the upper and lower surface of leaf.The upper surface of leaf has less number of stomata so more time will be taken to change from blue to pink by cobalt chloride paper; while the lower surface of leaf has more number of stomata so less time will be taken to change from blue to pink by cobalt chloride paper. This is because the fact that the transpiration rate is higher when stomata are more in number and vice versa.


Are guard cells part of the stomata or does stomata only refer to the pore on the lower surface of the leaf?

The stomata are the pores and the guard cells control the opening and closing of these pores.


Stomata are found on upper or lower surface in lotus leaf?

Stomata in lotus plant is on the upper side of the leaves . BY:Alvir Tuazon


Is stomata found on lower or upper surface of leaves?

From what I know about plants, the leaves have stoma in the bottom layer. Stoma are holes, through which excess water moves out of during transpiration The weather, humidity, water potential gradients and temperature all affect transpiration rates.


What side of a leaf are stomata located?

The lower surface of the leaf has the stomata. You can see the reason for this if you cut a leaf in half from upper side to lower side. The upper portion of the leaf consists of tightly packed cells that are full of chloroplasts for taking in light. The lower half of the leaf is made up of loosely arranged cells. This allows room for air to enter the lower part of the leaf through the stomata and contribute carbon dioxide and take away oxygen. The upper surface of the leaf is covered by the cuticle which prevents dehydration, as such the stomata cannot be located or function on the upper surface


Why stomata are present only on lower epidermis in nerium leaf?

as nerium is a xerophyte i.e.as it cannot take in sufficient amount of needed water,the sunken stomata are present in the lower epidermis to reduce loss of water by transpiration.there are also certain hair present in the sunken stoma to protect it.


Do lotus leaf have stomata?

Yes, lotus leaves have stomata, but they are located on the upper surface of the leaf rather than the lower surface. This unique positioning helps reduce water loss through transpiration while still allowing for gas exchange.