Classwork

Classwork Series and Exercises {Biology – SS2}: Feeding in Amoeba, Hydra and Man

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Biology, SS 2,Week: 7 Topic: Feeding in Amoeba, Hydra and Man Amoeba Feeding Amoeba feeds on microscopic organisms such as single-celled algae and bacteria. When the amoeba encounters a suitable organism, the cytoplasm flows round the prey and engulfs it, with a drop of water, in a food vacuole. The cytoplasm secretes enzymes into the

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Classwork Series and Exercises {Chemistry- SS3}: Alkanols

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Introduction Alkanols (or alcohols) are a homologous series of organic compounds with the general formula CnH2n+1OH or simply ROH. Their molecules consist of a functional group — the hydroxyl group (—OH) joined to an alkyl group (R—). They can be used to fuel cars as they are flammable. Unlike alkanes, alkenes and alkynes, alkanols are

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Classwork Series and Exercises {Business Studies- JSS3}: Preparation and Acceptance of Bill and Invoice

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Preparation and Acceptance of Bill and Invoice Once an order is received, it immediately goes to the sales office personnel who records the detail, fills in missing details and completes calculations. When all vitals are assembled, a customers’ bill or invoice is made out. There are various mechanised procedures used in spreading up the preparation

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Classwork Series and Exercises {Agricultural Science – JSS2}: Physical Properties Of Soil

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Agricultural Science, JSS 2,Second Term Topic: Physical Properties of Soil Physical properties of Soil These are properties that can be easily evaluated by visual inspection or by feel. They can be easily measured by some kind of scales such as size, shape and strength or intensity. The physical properties of the soil include; Soil texture

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Features of Lyttleton Constitution of 1954

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The Lyttleton Constitution The Constitution of Nigeria is the supreme law of the Federal Republic of Nigeria. The Lyttleton Constitution was enacted in 1954 and it established the federal principle and paved the way for independence. The Lyttelton Constitution of 1954 was the product of the Macpherson Constitution which was reviewed and revised through constitutional

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Classwork Series and Exercises {Physics- SS3}: Electrolysis

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Definition Of Electrolysis Electrolysis is the process by which the movement of an electric current through a solution librates electrons. Chemicals in a container are decomposed in order to generate current. Michael Faraday studied this process extensively and laid the foundation for the theory of electrolysis. Some liquids are good conductors while others are poor

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Classwork Series and Exercises {Biology- SS1}: Human Reproduction

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What is Reproduction Reproduction means the act of bringing to life young ones that are of the same species. In other word, reproduction is the creation of a new individual or individuals from previously existing individuals. Types of Reproduction There are two types of reproduction. These are: Asexual Reproduction: Only one organism divides to form

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Classwork Series and Exercises {Mathematics- SS1}: Simple Equation and Variations

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Change of Subject of Formulae A formula is an equation which specifies how a number of variables are related to one another. Formulas are written so that a single variable, the subject of the formula, is on the left hand side of the equation. Everything else goes on the right hand side of the equation.

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