[" these classes: "],[[" (b) Answer the following: "],[" (i) What type of linkage is responsible for the primary structure of proteins? "],[" (ii) Name the Iocation where protein synthesis occurs in our body."],[" Read the given passage and answer the guestions "1" to sthest scives in our body."]]

(a) What type of linkage is responsible for the primary structure of proteins ? (b) Name the location where protein syntheis occurs in the body.

(a) Name the three major classes of carbohydrates and give an example of each of these classes. (b) Ans the following : (i) What type of linkage is responsible for the primary structure of proteins ? (ii) Name the location where position synthesis occurs in our body. OR (a) How are lipids classified ? Given an example of each class. (b) Explain the following terms : (i) Mutarotation (ii) Avitaminosis.

What type of linkage are responsible for the formation of: (i) Primary structure of proteins (ii) Cross-linking of polypeptide chains (iii) a-helix formation (iv) beta -sheet structure ?

Which of the following attractive forces are responsible for the tertiary structure of proteins? 1. (i) ionic bonds (ii) hydrogen bonds (iii) van der Waals forces (iv) disulphide linkages

Write the following about protein synthesis (i) Name the location where protein synthesis occurs. (ii) How do 64 codons code for only 20-alpha amino acids ? (iii) Which of the two bases of codon are most important for coding ?

(a) What are reducing sugars? (b) What is the effect of denaturation on the structure of proteins? (c) Why cannot vitamin C be stored in our body?

Given below is a figure of an ecosystem. Answer the following questions? (i) What type of ecosystem is shown in the figure? (ii) Name any plant that is characteristic of such ecosystem.