TYPES OF PIG AND MANAGEMENT

Importance of Pigs Pigs are very important farm animals because they provide the following products: (a) Pork: The meat of pigs with thick layer of fat. (b) Bacon: salted or smoked dry meat from the back or sides of a pig. (c) Lard: fats from pig, used for various industrial purposes as well as domestic …

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fresh water habitat and features

FRESH WATER HABITAT Fresh water habitat is a body of water formed mainly from inland waters and contain very low level of salinity. Examples of fresh water habitats are: rivers, ponds, streams, springs and lakes Types of Fresh Waters Fresh waters are classified on the basis of their mobility. Based on this, two types are …

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SYMBIOSIS AND COMMENSALISM TYPE OF ASSOCIATION AND RELATIONSHIP

WHAT IS SYMBIOSIS AND COMMENSALISM? SYMBIOSIS Symbiosis is a close association between two organisms in which the two of them benefits from the association. Symbiosis is therefore a beneficial association where each member is called a SYMBIONT EXAMPLES OF SYMBIOTIC ASSOCIATION alga and fungus in lichen: Lichen is made up of two organisms, namely a …

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PARASITISM

WHAT IS PARASITISM Definition of parasitism Parasitism is a feeding relationship or association between two organisms, in which the parasite live in or on the body of the host, deriving benefit from and causes harm to it while the host loses in the process In other words, parasitism is a close association between two organisms …

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BLOOD VESSELS AND THE HEART

BLOOD VESSELS AND THE HEART The circulation of blood in mammals is made possible with the aid of blood vessels and the heart. Blood vessels The blood vessels are the tubes within the body through which the blood flows away or to the heart. There are three major types of blood vessels. These are arteries, …

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HUMAN CONTAGIOUS DISEASES AND TRANSMISSION METHODS

DISEASES CAUSED BY BODY CONTACT When a health threat appears, we may not know right away why or how many people are affected, but we have world-class expertise to find out what is making people sick or die and what to do about it. DISEASES CAUSED BY BODY CONTACT RINGWORM Ringworm is a disease commonly …

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CULTIVATION OF MAIZE(ZEA MAYS)

cultivation of MAIZE (Zea mays) Maize: also called corn, is a member of the grass family (Gramineae). It is a cereal crop which produces grains that can be used as food by human beings as well as livestock(read livestock management here). The seed/fruit of maize is a caryopsis, i.e, it has its epicarp fused with …

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soil erosion and control

Soil erosion. Erosion is the removal or wearing away of the surface soil by different agents. for the records, erosion simply means the wearing away of the topmost soil, exposing the soil to degradation, leaching and loss of nutrients due to the action of biotic or abiotic factors. there are three major type of erosion, …

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mechanism of transportation in higher animals

MECHANISM OF TRANSPORTATION IN HIGHER ANIMALS. In higher animals, like the mammals, the blood is made to circulate round the body by the pumping action of the heart through the blood vessels like the arteries, veins and capillaries. mechanism of transportation in higher animals Mammals exhibit double circulation, blood passes through the heart twice every time …

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components of an ecosystem?

what are the components of an ecosystem? here at first glance lets take a closer look at the various article written by various site as it was defined. it is important to note that the definition and ecosystem are not all the same across sites but lts just take a closer look at some them …

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