1) What is the soil? a) Humus is a dark-coloured organic material. b) The soil is the top fertile layer of ground. 2) What does the soil contain? a) The soil is the top fertile layer of ground. b) It contains small pieces of broken-up rocks and minerals. 3) What is the humus? a) Humus is a dark-coloured organic material. b) It is formed from tiny particles of dead animals and plants. 4) How does humus form? a) It is formed from tiny particles of dead animals and plants. b) The loam is a mixture of sand, clay and humus. 5) What element does give colour and fertile of soil? a) humus b) clay 6) Natural forces: a) rain, ice, temperature, wind b) humus, clay, sand 7) Sandy soil has .... a) bigger particles and contain more water and air than clay soil. b) It is formed from tiny particles of dead animals and plants. 8) What is the loam? a) The soil is the top fertile layer of ground. b) The loam is a mixture of sand, clay and humus.

Ground and soil/Science Book 5

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?