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what is the plant transpiration what are the two major types of plant transpiration process which of them is more important in volumethe plant
what are the major gas exchange organs of the plants how is the procedure accomplishedin covering of the leaves and of the primary structure of the
explain the numerical aperturenumerical aperture is a characteristic of each lens and is printed on the lens it can be defined as a function of the
why plants need to do exchange gases with the environmentthe plants need to do gas exchange because they create aerobic cellular respiration like
why roots of many swamp plants have a special morphologythe swamp and the marsh plants in general present supporting roots that ramify from portions
what are the secondary roots in origin how the secondary roots differentiate from shootsthe secondary roots are ramifications of the primary major
what is root caproot cap is a protective structure located in the tip of the growing root it defends the meristematic tissue of the root forming a
explain the principle of microscopywhen the light passes from one medium to another refraction occurs ie the ray is bent at the interface the
which are plant tissues that form the plant rootsroots have a central portion called medulla made of vascular tissue outer phloem and inner xylem
what is leaf cuticleleaf cuticle is a thin waxy layer made of waxes and cutin on the outer surface of the leaf epidermis its function is near control
why does bark often break and die naturallybark is the mature periderm of the branches stem and roots it breaks and dies when these structures grow
explain the precautions for use of light microscope1 clean the lens system properly2 use xylol only when necessary3 never lower the body tube while
what are plant root hairs where can they found and what is their functionthe root hairs that are external elongated projections of the root epidermis
explain procedure for the use of light microscopenow carry out the exercise following the steps enumerated herewith1 place the microscopic slide with
which kind of plant tissue is corkthe cork is the material for instance used to cap wine bottles and is extracted from the suber of a special oak
what is the phellogen what its functionthe phellogen also called as cork cambium is the meristematic plant tissue responsible for the formation of
which are plant tissues that cover the stem and the leavesthe stem perhaps covered by epidermis having stomata cuticle and photosynthetic cells as in
explain the use and care of microscopeproper care and maintenance of microscope is needed following points should be kept in mind while handling the
which is plant tissues specialized in coveringthe dermal tissues or covering tissues of the plants are the epidermis that covers the leaves and the
what are plant tissues that constitute the functional structures of the leaf veinsthe leaf veins are made of the vascular tissuesthey are constituted
how the age of a tree can be estimated from the analysis of the rings present on a cross section of its stemfor the growth of the tree it is
what are the major plant tissues that form the rings observed on stem sections of some treesthe rings observed on a stem cross section of the dicot
what are the vascular bundles how does configuration of the vascular bundles within the stem differentiate monocots from dicotsthe vascular bundles
what is vascular cambium what are their functionsthe vascular cambium is the secondary meristematic tissue that in roots and in the stem forms the
what are the cell kinds that form the phloem what are the major features of those cellsthe major cells that form the phloem are the sieve elements