[DOC] [TLE] Stoma - Wikipedia [PAR] In botany, a stoma (plural "stomata"), also called a stomate (plural "stomates") (
from Greek , "mouth"), is a pore, found in the epidermis of leaves, stems, 
and other organs, that is used to control gas exchange. The pore is bordered by a 
pair of specialized parenchyma cells known as ... In plants with floating leaves, 
stomata may be found only on the upper... [DOC] [TLE] Why are stomata on the bottom of leaves? | Reference.com [PAR] Stomata are found on the bottom of leaves to reduce dehydration. Water is lost 
through these small pores, which usually can only be seen with a. ... Stomata 
play an important role in photosynthesis as they allow the plant to ... Stomata also 
have guard cells around the epidermis that close when too much water is being 
lost. [DOC] [TLE] Environmental Correlates of Leaf Stomata Density (Description) [PAR] Stomata are small pores, typically on the undersides of leaves, that are ... To 
avoid this, an individual plant may open its stomata and evaporate water ... Thus, 
one might expect plant leaves exposed to drought conditions to have fewer 
stomata in ... On the side you wish to census stomata (typically the leaf underside
) paint a... [DOC] [TLE] Plant Physiology - Biology Questions [PAR] Review of plant physiology including respiration, transpiration, transport of 
substances, ... Plants need to carry out gas exchange because they use aerobic 
cellular ... As the plant needs to lose more or less water and heat, the stomata ... 
the stomata group in certain regions of the leaf, as over the surface of these areas
, the... [DOC] [TLE] Anatomy and Physiology of Leaves I. Leaf Structure and Anatomy A ... [PAR] Oct 20, 2015 ... Answer: Leaves have pores called stomata on the epidermal layer of the leaf. 
Stomata ... are usually found on the underside of leaves in terrestrial plants. 
Some floating aquatic plants, like water lilies, have their stomata located on the 
upper side of the leaf. ... The phloem conducts these nutrients, which are. [DOC] [TLE] Why are there more stomata on the bottom surface of the leaf than ... [PAR] As these leaves are held horizontally, upper epidermis is directly illuminated. ... 
their leaves are held vertically, they will have the same number of stomata on the 
two epidermes. If the plant has floating leaves, there will be no stomata on the 
lower ... Also, water vapor is released into the atmosphere through these pores in 
a... [DOC] [TLE] Adaptations of aquatic plants [PAR] Totally submerged plants are the true water plants or hydrophytes. Because they 
are truly aquatic they have the greatest number of adaptations to ... These include
: The presence of little or no mechanical strengthening tissue in stems and ... As 
might be expected, there are also no stomata (breathing pores) on the leaves. [DOC] [TLE] Stomata in plants - further information for A-level students and ... [PAR] I have been doing an investigation into stomatal size in Tagetes species and 
found that 4n ... Water passively follows these ions into the guard cells, and as 
their tugidity ... and reduced turgor pressure, which causes closure of the 
stomatal pore. ... some aquatic plants with floating leaves have stomata on the 
upper surface,... [DOC] [TLE] LESSON 7: PLANT ADAPTATIONS [PAR] Being immersed in water would mean that the stomata (holes) in the leaves 
would be filled with liquid ... Desert plants have special adaptations that allow 
them to ... Technically, their sharp spines are actually leaves, but these ... saw a 
similar adaptation in pine trees. .... The top side of a lily leaf is nothing like the 
bottom side. [DOC] [TLE] Transpiration - Water Movement through Plants - Plant and Soil ... [PAR] In the leaves, small pores allow water to escape as a vapor and CO2 to enter the 
leaf for ... Liquid water extends through the plant from the soil water to the leaf 
surface where it ... These gas molecules and their associated energy are 
released into the ... Carbon dioxide entry: When a plant is transpiring

Question: On trees these have stomata, or little pores, on the underside; on aquatic plants, their stomata are on the upper side
Answer: leaves