General Knowledge for SSC Exams (Summary of Functions of Different Cell Organelles)
General Knowledge for SSC Exams (Summary of Functions of Different Cell Organelles)
Balanced Diet
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The components of food are: Carbohy-drates, Fats, Proteins, Minerals, Vitamins, Water and Roughage.
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If all the components are present in optimum proportions and quantity for maintaining the body in perfect state of health, activity and development then the food is called balanced diet.
Carbohydrates
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Constitutes 3 elements : Carbon, Hydrogen and Oxygen.
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Daily requirement 500 gms. 1 gm gives 17 KJ of energy.
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Sources : 3 main cereals (wheat, rice and maize), sugar cane, milk, fruits, honey, beet, etc.
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They are of 3 types : Cellulose, Starch and Sugar.
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Structurally, carbohydrates are of 3 types : Monosaccharides, Disaccharides and Polysaccharides.
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Excess carbohydrate is stored in the liver in the form of glycogen.
Fats
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Provides twice the energy of carbohydrates (1 gm provides 37 KJ of energy).
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Acts as the reserve food material because excess fat is stored in the liver and as adipose tissue.
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An enzyme called Lipase digests fats. It breaks down into fatty acids and glycerol.
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Daily requirement: 50 gms.
Proteins
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Made up of Carbon, Hydrogen, Oxygen and Nitrogen.
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Important for growth and repair of the body.
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Made up of amino acids.
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Kwashiorkar and Marasmus are the diseases which occur due to deficiency of protein.