Which soil is not good for plants?
Top soil
Sub soil
Bed rock
Both b & c
The factor responsible for the formation of soil?
Sun and rain
Running water
Moving ice
All the above
The colour of red soil is due to the presence of:
Iron
Copper
Nitrogen
Red oxide
Name the disease that occurs in people who work in stone quarries?
Silicosis
Asthma
Resporatory disease
Allergy
Which soil is ideal for the growth of plants?
Loam
Sand
Loam and humus mixture
Clay
Clay is good for the cultivation of:
Wheat
Paddy
Both A & B
Groundnut
Alluvial soil is best for cultivation of:
Sugarcane
Rice
Banana
Which soil is good for the growth of plants?
Subsoil
Bedrock
Which organism is called foes of farmer?
Earthworm
Snail
Beetle
Ants
The study of soil is known as:
Lithology
Limnology
Geography
Geology