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CSS - PMS - CCE - PCS - Geography Practice

Rivers and Drainage Systems – River Processes, Landforms & Drainage Patterns MCQs

Prepare rivers and drainage systems for CSS, PMS, CCE and PCS Geography, covering river courses, drainage basins, watersheds, erosion, transportation and deposition, valleys, waterfalls, meanders, oxbow lakes, floodplains and deltas. Includes drainage patterns, major world rivers and Pakistan's Indus River system.

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Rivers and Drainage Systems – River Processes, Landforms & Drainage Patterns

Rivers and Drainage Systems – River Processes, Landforms & Drainage Patterns MCQs With Answers

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CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
Lag time on a storm hydrograph is the delay between:
A. Peak rainfall and peak discharge
B. Sunrise and sunset
C. Source and mouth
D. High tide and low tide only
Correct Answer: A
Basin characteristics determine how quickly runoff reaches the channel.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
A hydrograph shows variation of:
A. River discharge or stage with time
B. Rock hardness
C. Latitude
D. Plate speed
Correct Answer: A
Storm hydrographs relate runoff response to rainfall through time.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
Discharge is approximately equal to cross-sectional area multiplied by:
A. Mean flow velocity
B. Slope angle only
C. Sediment size
D. Rainfall total only
Correct Answer: A
Q = A × V for average channel flow.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
River discharge is volume of water passing a cross-section per:
A. Unit time
B. Unit temperature
C. Unit elevation
D. Unit pressure
Correct Answer: A
Discharge Q is commonly expressed in cubic metres per second.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
The mouth of a river is where it:
A. Enters a larger water body or another river
B. Begins
C. Crosses a divide
D. Forms a waterfall only
Correct Answer: A
The mouth is the downstream termination/outlet.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
The source of a river is:
A. Its place of origin
B. Its mouth
C. Its floodplain
D. Its delta front
Correct Answer: A
A river begins at a source such as a spring, lake, glacier or upland runoff area.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
A confluence is:
A. The point where two streams meet
B. The river source
C. The ocean trench
D. A watershed ridge
Correct Answer: A
Confluence is the junction of two flowing channels.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
A tributary is:
A. A smaller stream joining a larger river
B. A river splitting at a delta only
C. A sea current
D. A canal always
Correct Answer: A
Tributaries contribute water and sediment to the main stream.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
A watershed/drainage divide is:
A. High ground separating adjacent drainage basins
B. The deepest part of a river
C. A river mouth
D. A floodplain
Correct Answer: A
Divides determine which basin receives runoff.
CSS - PMS - CCE - PCS - Geography Rivers and Drainage Systems
A drainage basin is:
A. The area drained by a river and its tributaries
B. Only the river channel
C. A groundwater well
D. A sea cliff
Correct Answer: A
All surface runoff within the basin generally converges toward its outlet.
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