There are three groups of plants that were exposed to 8 hours,12 hours..
There are three groups of plants that were exposed to 8 hours, 12 hours and 16 hours of sunlight per day during a given growing period and two kinds of fertilizers (P and Q) were used. The heights of the plants(in feet) after six month are tabulated as follows. At α = 0.05, find the test ..
The reasons for crop improvement are:
Improved yield Here the aim is to increase crop production. High yielding crops should be developed for this purpose. Better quality The public is aware and so it looks out for better quality crops. The quality would mean better size, colour, shape and taste. The health conscious public also w..
Importance of Steoreochemistry
, (+) - thyroxine, has none of this effect but is used to lower the cholesterol levels. In foods, the chirality of compounds determines the nutritional value, sensory properties or biological activity. Enantiomers of a chemical may have very different flavors. Detection of an unnatural ra..
Question 3
B. Why are noise levels so high in our cities? Noise pollution has various sources - vehicles, machines of varied sorts, our entertainment media -radio, T.V and music systems, loud speakers used at functions and festivals. The biggest culprit, however, is the vehicular traffic. Most of the buses, a..
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