Earth Science general knowledge Quiz

Earth Science general knowledge Quiz
 Earth Science Quiz
Science General Knowledge And Quiz

Q.1: The magnitude and the timing of groundwater level changes are related to:

a) The magnitude and location of change in flow or change in surface water storages.

b) The hydraulic properties of the aquifer.

c) The dimensions of the aquifer.

d) All the above.

ANSWER: (d)

Q.2: In the case of confined aquifers, the groundwater flow lines are:

a) Terminating at the water table.

b) Parallel to the impermeable confining beds.

c) Perpendicular to the impermeable confining beds.

d) Inclined tithe impermeable confining beds.

ANSWER: (b)



Q.3: The Water table fluctuation shows:

a) Gains to groundwater storages.

b) Losses to groundwater storages.

c) Flow direction of groundwater.

d) Both gains and losses to groundwater storage.

ANSWER: (d)

Q.4: Piezometric surface depends upon:

a) Atmospheric pressure.

b) Hydrostatic pressure in the aquifer.

c) Elevation of aquifer.

d) Hydrostatic pressure in the aquifer and elevation ofthe aquifer.

ANSWER: (d)

Q.5: What is the range of storage coefficient in the case of unconfined aquifer?

a) 0.001 to 0.03

b) 0.01 to 0.3

c) 0.05 to 0.5

d) 0.5 to 1.5.

ANSWER: (c)

Q.6: Darcy’s law is valid for:

a) Laminar flow only.

b) Turbulent flow only.

c) Both laminar and turbulent flows.

d) None of these. .

ANSWER: (a)

Q.7 : The approximate average penneabillty of clay is:

a) 0.004 m/day

b) 0.041 m/day

c) 4.10 m/day

d) 0.0004 m/day.

ANSWER: (d)

Q.8: "Point dilution method “is a:

a) Groundwater, quality determination method.

b) pH of groundwater determination method.

c) Determination of hydraulic conductivity of an aquifer by tracer’s method.

d) Porosity deters. ‘Nation method.’

ANSWER: (c)

Q.9: ln a water table map, areas with wide contour spacing’s possess:

a) Low hydraulic conductivity.

b) High hydraulic conductivity.

c) Low recharging capacity.

d) None of these.

ANSWER: (b)

Q.10: In the theory of groundwater movement Dupult-Forchhlelmer assumed:

a) The flow is horizontal and' uniformly distributed in a vertical section.

b) The velocity of flow is proportional to the tangent of the hydraulic gradient instead of sine of the

Hydraulic gradient.

c) The velocity of flow is proportional to the site of the hydraulic gradient.

d) Both (a) and (b).

ANSWER: (d)

Q.11: A recharging well is:

a) Same as a pumping well.

b) The reverse of a pumping well

c) A type of discharge well.

d) None of these.

ANSWER: (b)

Q.12: Electrical sounding surveys give information about:

a) Lateral variation.

b) Both lateral and vertical variations.

c) Vertical Variation.

d) None of these.

ANSWER: (c)

Q.13: Resistivity prattling technique helps in finding the:

a) Vertical in homogeneities.

b) Lateral in homogeneities for particular depth range.

c) Both vertical and lateral in homogeneities.

d) None of these.

ANSWER: (b)

Q.14: In which configuration the spacing between electrodes is kept equal:

a) Werner

b) Schlumberger

c) Both wenner and schlumberger

d) None of these.

ANSWER: (a)

Q.15: Which seismic method is/are more commonly used for groundwater surveys?

a) Seismic reflection.

b) Seismic refraction.

c) Both seismic refraction and seismic reflection.

d) Seismic‘reflection with gravity method.

ANSWER: (b)