Which of the following present in soil has the smallest sized rock particles?
gravel
silt
clay
sand
Soil contains
Waste material
Humidity
Rocks
Minerals
The water- holding capacity is highest in
sandy soil
clayey soil
loamy soil
mixture of sandy and loamy soils
Which of the following do not cause soil pollution?
A. Jute bag B. Acid rain C. Cardboard D. Plastic bag
A and B
B and C
A and C
C and D
Water holding capacity of soil depends on
Soil type
Rain
Place
None of these
One of the following is not a type of soil. This one is
silty soil
Which type of soil can lead to the maximum water- logging in the fields?
sandy loam soil
The process by which huge rocks are broken down into small particles by the action of sun's heat, wind, rain and flowing water, etc is called
farming
smothering
erosion
weathering
The removal of fertile top soil from land by wind or water is called soil
corrosion
effusion
diffusion
Which one of the following cannot be an effect of soil erosion?
desertification
desalinisation
flooding
famine
