Carbohydrates contain:
Correct answer: D. Carbon, hydrogen, and oxygen
- A. Carbon, nitrogen, and potassium
- B. Carbon, hydrogen, and chlorine
- C. Carbon, nitrogen, and oxygen
- D. Carbon, hydrogen, and oxygen
Explanation
Carbohydrates, as the name suggests, contains the elements carbon , hydrogen and oxygen. A typical example would be glucose.
This question appeared on the NUMS 2021 paper, which you can sit online with every answer explained.
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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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The bond formed between glucose and fructose form sucrose is:
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Which of the following molecules would yield glucose and fructose on hydrolysis?
Sucrose is hydrolysed into: