DOWNLOAD Past Question GLG311 2020/2021 SESSION- FUBK BY NAIJASPIRIT

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Past Question GLG311 2020/2021 SESSION- FUBK

Faculty of SCIENCE

FIRST SEMESTER EXAMINATION

GLG311 : PHOTOGEOLOGY AND REMOTE SENING

UNITS : 2

INSTRUCTIONS : Answer three (3) questions in all. Each question should be answered separately on the answer booklet

TIME ALLOWED : 2hrs

a. An aerial photograph has a focal length (f) 15.2cm with ground elevation (h) 259.08m taken at flight altitude (H) 3,048m. As shown below. Calculate the scale (RF) of the aerial photograph.

b. In comparison with map, list five (5) disadvantages of the aerial photograph over map . 10 marks
c. Give a concise definition of aerial photograph. 5 marks
a. Define drainage? 5 marks
b. With the aid of beautifully drawn diagram explain any five (5) drainage pattern you know 10 marks
c. With clear illustrations mention three (3) types of streams you know 5 marks
a. With clear illustration explain the characteristics of any five (5) types of aerial photo you know. 10 marks
b. List five information one can infer from an air photograph 5 marks
c. Define the following terms;
i. Photo geology
ii. Air photographs
iii. Satellite imageries 5 marks
a. Write a short note on the remote sensing detailing its definition , importance, and its application to geology 15 marks
b. The use of remote sensing systems does not and should not replace actual field observations, discuss 5 marks
a. Define a fault
b. List and explain main indications or features, which can be distinguished on aerial photographs to determine faults
c. Explain five difference between remote sensing and aerial photography.