In plants, certain pores in the bark are called ___ .
stomata
cuticle
lenticels
mesophyll cells
Lenticels are one of many raised pores in the stem of a woody plant that allows gas exchange between the atmosphere and the internal tissues.
Most of the transpiration in tall trees occurs through
(a) Stomata (b) Lenticels
(c) Cuticle (d) Bark
Photosynthesis in green plants is directly and indirectly dependent on so many plant structures. Explain briefly the role of the following structures in this process.
(a) Guard cells ................................
(b) Cuticle ....................................
(c) Mesophyll cells ............................
(d) Xylem tissue in the leaf veins ................
(e) Phloem tissue in the leaf veins .............
(f) Stomata........................................