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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
q determine the acid insoluble ash in the sample of flourafter undertaking this activity you will be able tobull assess the mineral content in the
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
q determine the total ash content in flourafter undertaking this activity you will be able tobull assess the mineral content in the given sample of
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
q determine infrared moisture balance in flourinfrared moisture balance is an instrument for measuring the moisture content of materials that do
how plants solve the problem of transporting substances throughout their tissuesin the bryophytes the substance transport is done by the diffusion in
q determine the moisture content in flourafter undertaking this activity you will be able tobull assess the moisture content in the given sample of
explain fungi - nutritional types of microorganismsfungi are filamentous eukaryotic microorganisms ubiquitous in nature these grow best in dark and
q define alcoholic acidityalcoholic acidity is defined as mg of h2so4 required for 100 g of the sample to have the same alcohol soluble acidsgrains
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
q what do you mean by dietary fibredietary fibre is an imporatant ingredient in food and comprises of a diverse group of plant substances viz
explain photolithoautotrophs - nutritional types of microorganismsthese microorganisms use light as an energy source inorganic substance as electron
q crude and dietary fibrecrude fibre is the organic residue which remains after the food sample has been treated with boiling dilute sulphuric