cricket run out guide.

. Run Out

To be run out is similar to being thrown out in baseball. If the batsmen attempt to run, and the fielding team is able to throw the ball into one of the sets of stumps before the batsman can make it to the white line (the ‘crease’) at that end of the pitch, that batsman is out. The fielding team can either strike the stumps with the ball via a direct hit, or a player can catch the ball and then knock off the bails with the hand(s) that is/are holding the ball. Or, they can just do this:

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Biological Classification.

since the dawn of civilization their have been many attempts to classify living organism.it was done instinctively not using criteria that were scientific but borne out of a need to use organism for our use for food, shelter and clothing.Aristotle was the earliest to attempt more scientific basis for classification.He used simple morphological characters to classify plants in to trees,shrubs and herbs.He also divided animals in to two groups, those which had red blood and those that it did not. In Linnaeus time a TWO KINGDOM System of classification with PLANTAE and ANIMALIA kingdom was developed that included all plants and animals respectively.This wsas used till very recently.This system did not distinguish between the eukaryotes and prokaryotes, unicellular and multicellular organism and photosynthetic and non photosynthetic organism.Classification of organism into plants and animals was easily done to understand, inspite, a large number of the organism did not fall to either ca

Butterfly life cycle.

The Butterfly Life Cycle Let’s explore a butterfly’s life cycle in detail, including all four stages of life. All butterflies have "complete metamorphosis." To grow into an adult they go through 4 stages: egg, larva, pupa and adult. Each stage has a different goal - for instance, caterpillars need to eat a lot, and adults need to reproduce. Depending on the type of butterfly, the life cycle of a butterfly may take anywhere from one month to a whole year. You can print out this Butterfly Life Cycle coloring page to follow along as we talk about the 4 stage.

Human circulatory system.

Human circulatory system. Human circulatory system also called the blood vascular consists of the muscular chambered heart, a network of closed branching blood vessel ans blood, the fluid which is circulated. Heart the mesodermally derived organ is situated in thoracic cavity in between the two lungs slightly titled to the left. it has the site of clenched fist. it is protected by a double walled membranous bag, Pericardium, enclosing the pericardial fluid.Our heart has a four chambers called atria and two larger chambers.The opening between the artium and right ventricles is formed by a muscular claps and flaps.The opening of the right and left ventricles in to the pulmonary artery of the aorta respectively are provide in to semilunar values.

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