List of top Geology Questions on Geomorphic processes and agents asked in GATE GG

The areas of drainage basins A and B are 25 km2 and 50 km2, respectively. The total length of drainages of all orders in basin A is 20 km. If both the basins have the same drainage density, the total length of drainages of all orders in basin B in km is____ (in integer).
Which one of the following openings is a type of decline in underground mines?
Which of the following statements is/are CORRECT?
In a drainage basin, the number of the 1st, 2nd, 3rd, 4th and 5th order streams are 240, 40, 8, 2 and 1, respectively. The average of all calculated bifurcation ratios is ............... [round off to 2 decimal places]