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determine the sieve analysis method of soil texture as the name suggests sieve analysis is done using sieves and may give a true distribution of soil
mechanical analysis of soil texture mechanical analysis is actually the particle size analysis which is done to determine the amount of various
analysis soil texture by feel methodsoil texture was recognised from very early times by experienced farmers from the feel of moist soil placed
determine in brief about the soil texturethe texture is generally determined by the relative proportions of sand silt and clay if various size
mechanical parameterssoil is a heterogeneous mixture of organic matter salts metal oxides water and air with silicates as dominant constituents of
determine the types of cellbased oii the degree of complexity of the cell organisation two types of cells namely prokaryotes and eukaryotes are
illustrate in detail about the cell theory all living organisms are composed of cells and they are the basic structural and functional units of life
biologists established that new cellsconsequent to this doctrine biologists established that new cells are formed by cell division and by the end of
illustrate in detail about the cellthe present day study of cells combines many scientific disciplines like biochemistry biophysics genetics
define in brief about the biomoleculessome of the biomolecules also known as compounds of life form part of the structure of cell and some of these
cell structure and functionall organisms whether simple or complex plants or animals are composed of cells for example a bacterium or an amoeba is
describe the process of excitation-contraction coupling ecc in the heart how do adrenaline noradrenaline and acetylcholine alter heart rate and or
draw a picture of a moving source and the waves surrounding it according to what you observed in this experiment how does the spacing of the
why are peaty and marshy soils highly acidicthe acidity is due to decomposition of organic matter under anaerobic conditions and formation of
how do time and temperature work in soil formation the time taken for the soil formation may be more in some cases or less in others hard
a name the primary minerals present in an igneous rock a quartz sio2 feldspars amphiboles pyroxenes and micas are the most common
explain the following horizons i oap ii btki organic horizon o with organic material that has undergone
what is the significance of soil coloursoil colour is significant in soil classification ie the characterisation of soil interpreting soil
what is pedologypedology is concerned with the study of the composition distribution and formation of soils as it occurs in nature on the other
discuss in brief about the red soilsred soils are characterised by a rusty red colour due in most cases to the presence of various oxides of
state about the peaty soils peaty soils occur in humid regions and have an accumulation of high organic matter such peaty soils containing
state about the lateritic soils lateritic soils formed at high levels have a pale red colour have high gravel content and are poor in all fertility
explain in brief about the laterite soilsthese soils are derived from the subaerial weathering of several types of rocks both basic and acid under
forest and hill soilsthe hill and forest soils seem to be akin to soils developed in humid temperate regions and have been found to include
determine in brief about the black soilsthese soils have been formed mainly under semi -arid conditions and are derived from a number of rock