Elements Of Remote Sensing
Which one the following is a correct statement?

The transitional layer between two adjoining horizons is called boundary
The layers of the soil parallel to the earth surface are called horizons
All of these
The vertical section of the soil extending into the parent material, is called profile

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Elements Of Remote Sensing
Which one of the following residual biases involves the GPS accuracy?

Satellite dependent biases due to uncertainty in the orbital parameters of the satellite
Receiver-dependent biases due to clock stability with line
Signal propagation biases due to the sphere and troposphere propagation
All listed here

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