Discuss the advantages of recording type rain gauge over non-recording type rain gauge. Explain the Thiessen polygons method of mean rainfall measurement. Describe their limitations also.
See Answer →Describe the channel types and their characteristics with suitable examples. What is seepage losses? Explain the factors affecting the seepage losses.
See Answer →Define infiltration. Describe the procedure of its measurements. Enlist different factors affecting infiltration.
See Answer →Explain the Rational method of peak runoff estimation. Write its assumptions.
See Answer →Describe the entire process of circulation and redistribution of water by the atmosphere and the earth along with a neat sketch.
See Answer →Describe the year wise activities undertaken during different phases of the watershed project.
See Answer →Describe the organizational set up envisages in the Common Guidelines 2008 to ensure effective implementation of watershed projects.
See Answer →What is Remote Sensing (RS) and Geographical Information System (GIS)? Explain their role in watershed management
See Answer →Describe different watershed characteristics. Explain criteria for selection of watersheds.
See Answer →What is watershed management? Describe its need, focus, and objectives.
See Answer →Discuss the structure of starch giving the type of bonding and the components.
See Answer →How will you differentiate between primary, secondary and tertiary amines using nitrosation reaction?
See Answer →Write important uses of nitro compounds giving suitable examples.
See Answer →Explain Henry reaction by giving a suitable example.
See Answer →Discuss the reduction of alknoyl halides using different reagents. Write the reactions involved and the products formed.
See Answer →What is Michael addition? Explain giving suitable example and the mechanism involved.
See Answer →Write chemical equations and reaction conditions for any five methods of preparation of carboxylic acids.
See Answer →Write chemical reactions for the following named reactions:
(i) Etard’s reaction
(ii) Gattermann-Koch synthesis
(iii) Gattermann synthesis
(iv) Wacker process
(v) Friedel-Crafts acylation
See Answer →Write the products of the following reactions of epoxides: (5)
(i) oxirane + H2O ---> OH + ____________
(ii) oxirane + CH3OH -----> OCH3 + _____________
(iii) oxirane + RMgX --------> _____________ ------> H+/H2O + ___________
(iv) oxirane + heat ------------> _____________
(v) oxirane + LIAlH4 -------> _________
Give the preparation and use of nitroglycerin.
See Answer →