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what are the major natural plant hormones and what are their respective effectsthe major natural plant hormones and their respective functions are
what are the plant hormonesthe plant hormones also called as phytohormones are the substances that control the embryonic development and the growth
define general purpose and specialized culture mediageneral purpose media - these support the growth of many microorganisms example nutrient agar
what is the tree girdling what happens to the plant when that girdle is removed from the stem below the branchestree girdling or malpighis girdling
what are the forces that facilitate to make water to flow within the xylem from the roots to the leaveswater enters the roots because of the root
explain beef extract and yeast extractthese are aqueous extracts of lean beef and brewers yeast respectively beef extract provides amino acids
explain the peptones - complex mediapeptones are protein hydrolysates obtained by partial digestion of meat casein soya meal gelatin or other protein
explain complex or undefined mediahere the exact composition of the medium is not known it contains some complex components of plant and animal
what is the capillarity how this phenomenon chemically explained what is relevance of the capillarity for water transport in plantsthe capillarity is
explain chemically defined or synthetic media - culture mediasynthetic media are those media where detailed composition of the medium is known in
what is the root pressurethe root pressure is the pressure that forces water from the soil to be absorbed by xylem of the root it is because of the
what is the significance of lignin for the xylem formationlignin is vital because it is deposited on the cell wall of the xylem cells providing
explain the characteristics of agar- agarthere are many characteristics which make agar-agar an ideal solidifying agent these area it has high gel
are the phloem and the xylem made of living cellsthe cells of phloem are living cells and the cells that constitute the xylem ducts are dead cells
is the transportation of gases in tracheophytes made through the vascular tissuesthe carbon dioxide and the oxygen are not transported through the
what is agar-agaragar-agar is a sulphonated mucopolysaccharide containing mainly d-galactose d-glucuronic acid and 36 anhydro l-galactose it is
explain the culture media and its typesa culture medium pl media we already know is a solid or liquid preparation containing all the nutrients
how plants solve the problem of transporting substances throughout their tissuesin the bryophytes the substance transport is done by the diffusion in
explain fungi - nutritional types of microorganismsfungi are filamentous eukaryotic microorganisms ubiquitous in nature these grow best in dark and
explain chemolithoautotrophs - nutritional types of microorganismsthese microorganisms use inorganic compound as source of energy and electron and
photoorganoheterotrophs and chemoorganoheterotrophs - nutritional types1 photoorganoheterotrophs - these microorganisms use light as a source of
explain photolithoautotrophs - nutritional types of microorganismsthese microorganisms use light as an energy source inorganic substance as electron
how the water absorption volume and the water transpiration volume comparatively vary in plants in a day what is the final comparative balance of
define source of electrons - growth of microorganismdepending upon the source of electrons used by microorganisms these are known as -a lithotrophs
explain the source of energy - growth of microorganismconstant supply of energy is required to carry out cellular activities like biosynthesis and