5 types of businesses

When the molecule is formed by transfer of electrons (ionic bonding) the transfer takes place from electropositive atom to electronegative atom. In the example below, Na is electropositive and Cl is electronegative. If the molecule is formed by sharing of electrons (covalent bond) the bonded p..

On the basis of electronic configuration, the elements of the periodic table are classified into: (1) Noble gases, (2) Normal elements, (3) Transition elements, (4) Inner-transition elements, (5) Alkali metals and (6) Halogen..

The three different types of RNA, namely, messenger RNA (mRNA), ribosomal RNA (rRNA) and transfer RNA (tRNA) are transcribed from different regions of the DNA molecule. Three different RNA polymerases: I, II and III catalyses the transcription of rRNA, mRNA and tRNA respectively in ..

BC = 4.5 cm, AC - BC = 1.6 cm (1) Draw BC = 4.5 cm. (2) At B make . Produce XB to D such that DB = 1.6 cm and join DC. (3) Draw perpendicular bisector of DC to cut BX at A. (4) Join AC. Then D ABC is the required triangl..

Five students from each class of the school were interviewed to find out their opinion on the transportation facilities. What is the type of sampling used? => cluster or stratified or systematic or random..

Eighty five percent of children in place X are covered by some type of health insurance. If three children are selected at random, then what is the probability that none is covered by any kind of health insurance? => 0.61 or 0.45 or 0.0033 or 0.0225..

A business made a profit of $17000 in 1991. Then its profits decreased by 2% each year for 5 years. Find its profit in the year 1995. => $15780.25 or $15680.25 or $15580.25 or $15880.25..

Here, the inflorescence is highly reduced. It has a cup shaped receptacle formed by the fusion of five bracts. On the surface of this cup, generally a yellow coloured nectar secreting gland is present. A single female flower arises from the centre of the cup. It is highly reduced an..

Animals possess two type of circulatory system. They are a) Open type and b) Closed type..

Types of Unit Cells - There are three types of non-primitive unit cells. Taking the example of a cubic unit cell we can see that there are three types. They are: fig 2.2 - Types of unit ce..