Biuret test is not given by
proteins
carbohydrates
polypeptides
polypeptides
B.
carbohydrates
Biuret test is given by the compounds having peptide bond which is not present in carbohydrate. Biuret Test produces violet colour on addition of dilute CuSO4 to an alkaline solution of a compound containing peptide linkage.
Which one of the following bases is not present in DNA?
Quinoline
Adenine
Cytosine
Cytosine
Which of the following compounds can be detected by Molisch’s test?
Nitro compounds
Sugars
Amines
Amines
Which of the following compounds will behave as a reducing sugar in an aqueous KOH solution?
Synthesis of each molecule of glucose in photosynthesis involves
18 molecules of ATP
10 molecules of ATP
8 molecules of ATP
8 molecules of ATP
One mole of stachyose on hydrolysis yields
1 mole of glucose+ 1 mole of fructose+ 2 mole of galactose
2 mole of glucose + 1 mole of fructose + 1 mole of galactose
1 mole of glucose+ 2 mole of fructose+ 1 mole of galactose
2 mole of glucose+ 2 mole of fructose
The presence or absence of hydroxy group on which carbon atom of sugar differentiates RNA and DNA.
1st
2nd
3rd
3rd
Which of the vitamins given below is water soluble?
Vitamin C
Vitamin D
Vitamin E
Vitamin E