Match List I with List II and select the correct answer using the code given below the Lists :
| List I (Molecule) | List II (Product of digestion) |
|---|---|
| A. Proteins | 1. Nitrogenous bases and pentose sugars |
| B. Carbohydrates | 2. Fatty acids and glycerol |
| C. Nucleic acids | 3. Monosaccharides |
| D. Lipids | 4. Amino acids |
[amp_mcq option1=”2 3 1 4″ option2=”2 1 3 4″ option3=”4 1 3 2″ option4=”4 3 1 2″ correct=”option4″]
This question was previously asked in
UPSC NDA-1 – 2016
– Proteins are polymers of amino acids, and digestion breaks them down into individual amino acids. (A -> 4)
– Carbohydrates (like starch, disaccharides) are broken down into monosaccharides (simple sugars like glucose, fructose, galactose). (B -> 3)
– Nucleic acids (DNA, RNA) are broken down into nucleotides, and further breakdown yields nitrogenous bases, pentose sugars, and phosphate groups. Option 1 lists nitrogenous bases and pentose sugars, which are components resulting from nucleic acid digestion. (C -> 1)
– Lipids (fats and oils) are broken down into fatty acids and glycerol. (D -> 2)