HUMAN NUTRITION

NUTRITION

CARBOHYDRATES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which elements combine to form carbohydrates?
A
Carbon, Nitrogen, and Oxygen
B
Carbon, Hydrogen, and Oxygen
C
Carbon, Potassium, and Calcium
D
Carbon, Calcium, and Hydrogen
Explanation: 

Detailed explanation-1: -Carbohydrates contain only carbon, hydrogen and oxygen atoms; prior to any oxidation or reduction, most have the empirical formula Cm(H2O)n. Compounds obtained from carbohydrates by substitution, etc., are known as carbohydrate derivatives and may contain other elements.

Detailed explanation-2: -Carbohydrates are composed of carbon, hydrogen, and oxygen and have a general formula that approximates CH2O.

Detailed explanation-3: -The ratio of carbon, hydrogen, and oxygen in most carbohydrates is 1:2:1. This means for every one carbon atom there are two hydrogen atoms and one oxygen atom. This forms the structure of even the most complex carbohydrates such as starch and glycogen.

Detailed explanation-4: -Carbohydrates are the compounds made up of carbon, hydrogen and oxygen. Carbohydrates are the energy giving food, and they are present mainly in cereals, sugar and potatoes. The simplest carbohydrate is glucose.

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