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7. Give briefly the chief physical and chemical properties of the following substances, and the principal method for obtaining each:-iodine,' cyanogen,' carbonic oxide,' 'sulphuretted hydrogen,' marsh gas.' Which of them occur in nature?
8. State fully, illustrating by examples, what is understood by the term 'combustion.' What is the least volume of air at 21° C., and 760 m.m., required for the complete combustion of the hydrogen obtained by dissolving 107 grms. of zinc in dil. sulphuric acid? (Zn = 65; 1 grm. hydrogen occupies 11-16 litres at N. T. P.)
9. What are the principal ores of copper? Describe its preparation, and how its salts are recognised.
Special stress will be laid upon the written record of your work, and your attention is directed to the following points:
(a) Give a concise account of all the steps of the processes you employ, and of all the tests you use in searching for the different substances.
(b) If you find a metal capable of forming two series of compounds, ascertain, if possible, to which of these series the metal present in the substance you are examining belongs.
(c) In testing a solid, dry way tests, in addition to wet way tests, must be employed.
(d) In testing a solution, dry way tests should be employed in all cases where it is advisable to do so-in addition to liquid tests.
(e) Use confirmatory tests where it is possible to do so.
(f) At the end of your paper, give a statement of the constituents found in each solid or solution given you for examination.]
1. Detect acid and base or metal and non-metal in the solid marked 1.
2. Detect acid and base or metal and non-metal in the solid marked 2.
3. Detect acid and base or metal and non-metal in the solution marked 3.
1. Explain the terms terms-macropinacoid,' 'pyramid,' and 'macrodome.'
2. What are the physical features of-magnesite, serpentine, pyrite, cuprite, barite, anglesite, fluorite, staurolite, cerargyrite, zincite?
3. Give an account of wind waves.
4. Explain the circumstances that affect the elevation of the snow-line.
5. Explain the following terms relating to minerals :holo-, hemi-, and tetarto-hedral; macle; di-, iso-, and pseudo-morphism.
6. State the chemical composition and crystalline system of the following minerals :-realgar, celestine, apatite, and blende.
7. Describe the distribution of the principal areas of high and low pressure throughout the globe.
8. Give a classification of clouds, stating the features of the principal kinds.
1. Explain the terms-outlier,' 'inlier,' 'trough fault,'' synclinal,' ' overthrust,' 'laccolite,' strike joint,' 'inverted strata.'
outcrop,' ' repeat,'
2. What precautions are necessary in making use of data furnished by the clinometer ?
3. Give some account of British Liassic Rocks. The places of occurrence, nature, and Paleontological features. 4. What circumstances determine the lithological features of a coast-line ? Illustrate.
5. State the principal tests of relative age of strata. 6. Give a summary of the principal agents of denudation. 7. Describe the various results of contact-metamorphism. 8. Give a general description of the Devonian strata of the British Islands.
1. Distinguish between definite and indefinite inflorescences, and give, with diagrams, the arrangements of parts in (a) a simple raceme, (b) a simple spike, (c) a compound umbel.
2. Give a general description of the epidermis and plant hairs.
3. Give an account of the structure of the fern prothallus and of the organs which it bears.
4. Describe the structure of the mature stamen, and state the modes of staminal insertion and dehiscence.
5. Describe the various modes of cell-formation. 6. Give an account of the branching of organs.
7. State what you know with regard to the movement of water in plants.
8. Describe the nature and life-history of Saccharomyces.
1. Lay out in glycerine the parts of the flower provided. Sketch and describe your preparation, and refer the plant to its Natural Order.
2. Make a preparation of part of the blade of a leaf to display the raphides. Sketch and describe.
3. Identify and briefly describe slides C and D.
1. Dissect the flower provided, laying out its parts with glycerine. Sketch and describe your preparation, and refer to its Natural Order.
2. Mount a transverse section through the pedicel of a flower. Sketch and briefly describe your preparation. 3. Identify and briefly describe specimens C and D.
1. Describe the external characters of the body of a Star-fish.
2. Give a full account of the successive regions of the alimentary canal of the Rabbit (omitting dentition).
3. Give an account of the circulatory system in a Chelonian, and compare it with that of a Bird. 4. Describe the genito-urinary system of a Rabbit.
5. Describe, and state the properties of, the living cell. 6. Give the origin, formation, and structure (with sketch) of a fowl's egg.
7. Make a concise description of the eye of a Vertebrate. Explain its function, and note any difference in the eyes of a fish, bird, and mammal.
8. State the distinctive characters of Primates, and note their sub-divisions.
PROFESSOR HARTOG; PROFESSOR SIGERSON.
1. Lay open the animal provided; sketch, name, and briefly describe the viscera exposed.
2. Mount in glycerine a portion of the epidermis.
3. Identify, name, and briefly describe the specimens.