List of top Soil Science Questions on Soil Moisture Measurement Instruments

Read the following statements.
(A) TDR stands for Time Domain Refraction.
(B) TDR is based on the estimation of dielectric constant of water.
(C) Dielectric constant of water is 80.
(D) TDR is relatively unaffected by salinity or bulk density variations.
(E) TDR measures soil moisture suction.
Choose the correct answer from the options given below.
Match List-I with List-II.
List-IList-II
InstrumentParameter measurement
(A)Gypsum blocks(I)Water flow
(B)Flume(II)Soil moisture suction
(C)Infra-red balance(III)Di-electric constant
(D)Irrometer(IV)Electric resistance
(E)TDR(V)Gravimetric moisture content

Choose the correct answer from the options given below.