Free NCERT Solutions For Class 12 Chemistry Chapter 14 : Biomolecules Free PDF Download
Glucose or sucrose are soluble in water but cyclohexane or benzene (simple six membered ring
compounds) are insoluble in water. Explain.
What are the expected products of hydrolysis of lactose?
The melting points and solubility in water of amino acids are generally higher than that of the
corresponding halo acids. Explain.
Where does the water present in the egg go after boiling the egg?
Why cannot vitamin C be stored in our body?
When RNA is hydrolyzed, there is no relationship among the quantities of different bases
obtained. What does this fact suggest about the structure of RNA?
What are monosaccharides?
What are reducing sugars?
Write two main functions of carbohydrates in plants.
Classify the following into monosaccharides and disaccharides.
Ribose, 2-deoxyribose, maltose, galactose, fructose and lactose.
What do you understand by the term glycosidic linkage?
What is glycogen? How is it different from starch?
What are the hydrolysis products of (i) sucrose and (ii) lactose?
What is the basic structural difference between starch and cellulose?
Enumerate the reactions of D-glucose which cannot be explained by its open chain structure.
What are essential and non-essential amino acids? Give two examples of each type.
Define the following as related to proteins
(i) Peptide linkage (ii) Primary structure (iii) Denaturation.
What are the common types of secondary structure of proteins?
How do you explain the amphoteric behaviour of amino acids?
What are enzymes?
What is the effect of denaturation on the structure of proteins?
How are vitamins classified? Name the vitamin responsible for the coagulation of blood.
Why are vitamin A and vitamin C essential to us? Give their important sources.
What are nucleic acids? Mention their two important functions.
What is the difference between a nucleoside and a nucleotide?
The two strands in DNA are not identical but are complementary. Explain
Write the important structural and functional differences between DNA and RNA.
What are the different types of RNA found in the cell?
Free NCERT Solutions For Class 12 Chemistry Chapter 15 : Polymers Free PDF Download