Which one of the following is a mixture of loose pieces of rock and particles of sand and clay?
Rock
Gravel
Loam
stone
Name the soil which is considered as best:
Clay
Concrete
Sand and gravel are mixed with cement to make:
Tar
cement
Which of the following cannot hold water?
Sand
soil
Which animal makes burrows in the soil?
Monkeys
Rabbits
Parrots
Lions
Which one of the following is darker in color due to the presence of dead and decaying plants and animals?
Topsoil
Sub soil
Core
sand
Just below the subsoil there is a layer of:
Clay and water
Sands and stones
Stones and rocks
What is used for making pottery?
Sandy soil
Stone
clay
Which of the following is used to build roads?
In which layer of soil does plants grows
Top soil
Lava
core