HYDROLOGY EXAMINATION QUESTIONS AND CORRECT
ANSWER WITH RATIONALE GRADED A+ STUDY GUIDE
SOUTHERN NEW HAMPSHIRE UNIVERSITY
1. Hydrology is the study of:
A. Water movement on, above, and below Earth
B. Rocks only
C. Air only
D. Animals only
Answer: A
Rationale: Hydrology focuses on the water cycle and distribution.
2. The hydrological cycle is also called:
A. Water cycle
B. Rock cycle
C. Carbon cycle
D. Nitrogen cycle
Answer: A
Rationale: Continuous movement of water.
3. Evaporation is:
A. Water changing to vapor
B. Vapor changing to liquid
C. Ice forming
D. Rain falling
Answer: A
Rationale: Liquid to gas phase change.
4. Condensation is:
A. Vapor changing to liquid
B. Liquid changing to gas
C. Ice melting
D. Water freezing
Answer: A
Rationale: Cloud formation process.
5. Precipitation includes:
A. Rain, snow, hail
, B. Evaporation only
C. Wind only
D. Soil movement
Answer: A
Rationale: Water falling from atmosphere.
6. Infiltration is:
A. Water entering soil
B. Water evaporating
C. Water freezing
D. Water flowing in rivers
Answer: A
Rationale: Groundwater recharge process.
7. Runoff is:
A. Water flowing over land surface
B. Water in clouds
C. Water underground only
D. Ice melting
Answer: A
Rationale: Surface water movement.
8. Transpiration is:
A. Water loss from plants
B. Ocean evaporation
C. Rain formation
D. River flow
Answer: A
Rationale: Plant water release.
9. Evapotranspiration combines:
A. Evaporation and transpiration
B. Rain and snow
C. Rivers and lakes
D. Soil and rocks
Answer: A
Rationale: Total water vapor loss.
10. Groundwater is found in:
A. Aquifers
, B. Atmosphere
C. Clouds
D. Volcanoes
Answer: A
Rationale: Subsurface water storage.
11. Aquifer is:
A. Water-bearing rock layer
B. River
C. Lake
D. Ocean
Answer: A
Rationale: Groundwater reservoir.
12. Porosity refers to:
A. Pore spaces in soil/rock
B. Water speed
C. Rainfall
D. Temperature
Answer: A
Rationale: Storage capacity of material.
13. Permeability is:
A. Ability of water to flow through material
B. Water color
C. Soil depth
D. Air pressure
Answer: A
Rationale: Flow through pores.
14. Watershed is:
A. Land area draining to a river
B. Ocean basin
C. Cloud system
D. Desert region
Answer: A
Rationale: Drainage basin.
15. River discharge is:
A. Volume of water flow per time
ANSWER WITH RATIONALE GRADED A+ STUDY GUIDE
SOUTHERN NEW HAMPSHIRE UNIVERSITY
1. Hydrology is the study of:
A. Water movement on, above, and below Earth
B. Rocks only
C. Air only
D. Animals only
Answer: A
Rationale: Hydrology focuses on the water cycle and distribution.
2. The hydrological cycle is also called:
A. Water cycle
B. Rock cycle
C. Carbon cycle
D. Nitrogen cycle
Answer: A
Rationale: Continuous movement of water.
3. Evaporation is:
A. Water changing to vapor
B. Vapor changing to liquid
C. Ice forming
D. Rain falling
Answer: A
Rationale: Liquid to gas phase change.
4. Condensation is:
A. Vapor changing to liquid
B. Liquid changing to gas
C. Ice melting
D. Water freezing
Answer: A
Rationale: Cloud formation process.
5. Precipitation includes:
A. Rain, snow, hail
, B. Evaporation only
C. Wind only
D. Soil movement
Answer: A
Rationale: Water falling from atmosphere.
6. Infiltration is:
A. Water entering soil
B. Water evaporating
C. Water freezing
D. Water flowing in rivers
Answer: A
Rationale: Groundwater recharge process.
7. Runoff is:
A. Water flowing over land surface
B. Water in clouds
C. Water underground only
D. Ice melting
Answer: A
Rationale: Surface water movement.
8. Transpiration is:
A. Water loss from plants
B. Ocean evaporation
C. Rain formation
D. River flow
Answer: A
Rationale: Plant water release.
9. Evapotranspiration combines:
A. Evaporation and transpiration
B. Rain and snow
C. Rivers and lakes
D. Soil and rocks
Answer: A
Rationale: Total water vapor loss.
10. Groundwater is found in:
A. Aquifers
, B. Atmosphere
C. Clouds
D. Volcanoes
Answer: A
Rationale: Subsurface water storage.
11. Aquifer is:
A. Water-bearing rock layer
B. River
C. Lake
D. Ocean
Answer: A
Rationale: Groundwater reservoir.
12. Porosity refers to:
A. Pore spaces in soil/rock
B. Water speed
C. Rainfall
D. Temperature
Answer: A
Rationale: Storage capacity of material.
13. Permeability is:
A. Ability of water to flow through material
B. Water color
C. Soil depth
D. Air pressure
Answer: A
Rationale: Flow through pores.
14. Watershed is:
A. Land area draining to a river
B. Ocean basin
C. Cloud system
D. Desert region
Answer: A
Rationale: Drainage basin.
15. River discharge is:
A. Volume of water flow per time
