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transfer of pollen grains from the anther to the stigma of another flower of the similar plant is known
given four respiratory capacities a - d and four jumbled respiratory volumes of a normal human adult respiratory respiratorycapacities
an element playing significant role in nitrogen fixation is 1 molybdenum2 copper3 manganese4 zincan element playing significant role in nitrogen
explain hivaidshivaids is another example of chronic infections its existence was discovered recently in 1981 the spread of hiv
hiv human immuno deficiency virus infection andaids acquired immune deficiency
a dene surveying briey describe about chain and accessories b sketch the plan and suitable section of a single room having 50 m x 4m size and 3m
discuss about the different types of stones used for the construction and how to determine the good quality
explain classification of arches according to shapes raw a neat sketch of flemish bond 1 brick wall and 15 brick wall thickness
dene quoin and queen closerdene least countexplain functions of the
explain bulking of sandthe presence of moisture content to particular extent in sand increases the volume of sand this is due to the fact that the
discuss the ion exchange process of water softeninggive an account of the variety of mechanisms of lubricationwrite notes on bulk and solution
distinguish between dry corrosion and wet corrosionwrite brief notes on dissimilar types of liquid
what is a salt bridge salt bridge is a device used to link two electrodes on electrochemical cell it maintains electrical neutrality and internal
what is vulcanizationthe process of vulcanization was discovered by charles good year in 1839 he found that when natural rubber is heated with
what are liquid crystals give examplesliquid crystals are an intermediate state among liquid state and solid state they exhibit some characteristic
what are intrinsic and extrinsic semiconductorsa semiconductor is a material that has an electrical conductivity among that of a conductor and an
advantages of induction motors1 simple design2 low cost compared to other motors of the similar capacity3 high overload capacity4 very rugged
applications of cement mortar1 it is used to carry out pointing and plaster works on exposed surface of masonry2 it is used to bind the building
properties of cement mortar1 it should make good adhesion with building units like bricks stones etc2 it should be capable of resisting penetration
explain cement concretecement concrete is a mixture of cement sand pebbles or crushed rock and water which where placed in the skeleton of forms and
write about the properties of cementproperties1 it has huge compressive strength2 it is free from corrosion and there are no appreciable effect
define in detail about the test and characteristics of good brickstests for bricks1 absorption a brick is taken and it is weighed dry it is then
explain magnetic bearingthe horizontal angle among the line and magnetic meridian passing through one of the extremities of the line is known as
explain header and stretcherheadera brick laid with its length perpendicular to the direction of wall is known as a header a course of bricks in
define laterite stonelaterite is called sedimentary rock it has porous and spongy structure and can be simply quarried in blocks it have high