Asked in PMC Practice Test 11 (2021) 2021

Which of the following elements are not found in carbohydrates?

Correct answer: C. N

  • A. C
  • B. H
  • C. N
  • D. O

Explanation

'Carbohydrates' are primordial and essential compounds, crucial to the body. They are, at all times, made from Carbon, Hydrogen, and Oxygen, thus the name 'Hydrated Carbon'. They have a hydrogen-oxygen atom ratio of 2:1. Since, nitrogen is not present in carbohydrates therefore option C is accurate.

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About Carbohydrates

Carbohydrates are organic compounds classified as monosaccharides, disaccharides and polysaccharides according to their structure and hydrolysis products. The topic covers glycosidic bonds, glucose and fructose, sucrose, lactose and maltose, starch, glycogen and cellulose, along with their roles in energy storage, structural support and food tests.

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