List of top Chemistry Questions on Biomolecules asked in UP Board XII

Write chemical equations of two methods of preparation of glucose. How will you obtain saccharic acid and gluconic acid from glucose?
What is Tollen's reagent? Write the chemical equation of its reaction with glucose.
Product obtained by hydrolysis of inulin is –
What is Tollen's reagent? Write the chemical equation for the reactions of this reagent with glucose and fructose.
Write chemical equations of the reactions of formation of $n$-hexane, pentaacetyl glucose, glucose cyanohydrin and gluconic acid from glucose.
Ketones do not reduce Fehling's solution and Tollen's reagent while fructose containing ketonic group does. Why?
Explain primary, secondary, tertiary and quaternary structures of protein in detail.
Write chemical equation of two chemical properties of glucose.
Which of the following test is not given by aldehydic group present in glucose?
Explain the following terms: (i) Zwitter ion
(ii) Peptide bond
(iii) Primary structure of protein
(iv) Polysaccharides
What is nucleic acid? Write two important properties of them.
Which of the following gives a positive Fehling's solution test?
Write important structural and functional differences between DNA and RNA.
Sweetest sugar is:
How many primary alcoholic groups are there in glucose?

Write the main sources and the diseases caused by the deficiency of vitamins A and C.

Describe the primary and secondary structures of proteins.
What are nucleic acids? Discuss the structure of DNA with a diagram.
Define carbohydrates and write the differences between glucose and fructose.
Explain the structure of nucleic acid and its biological action.

State the source and the diseases caused by the deficiency of the following vitamins: Vitamin A 
Vitamin C 
Vitamin D 
Vitamin E 
Vitamin K 
 

Write a short note on amino acids and nucleic acids.
Write a short note on denaturation of proteins.
In nucleic acids, the nucleotides are linked together by