Which of the following statement is a disadvantages of decaying organic matter in soils?
Bacterial and fungal growth is enhanced
Minerals in organic matter are released into the soil
Physical condition of soil is enhanced
Water-holding capacity of soil is improved
Correct answer is A
No explanation has been provided for this answer.
Granite
Limestone
Coal
Sandstone
Correct answer is A
No explanation has been provided for this answer.
Rhizobium supplies nitrogen to leguminous plants by
Incorporating urea into their bodies
Fixing atmospheric nitrogen into the soil
Decomposing plant and animals remains
Decreasing the pH value of the soil
Correct answer is B
No explanation has been provided for this answer.
The most limiting factor affecting land availability for agriculture in urban settlements is
Soil type
Topography
Climate
Population pressure
Correct answer is D
No explanation has been provided for this answer.
Land is said to be a fixed asset in Agriculture. This means that
Its features and topography are fixed
Soil nutrients and its vegetative cover can be replaced
Its size remains fixed over time
Its micro organic composition is constant over time
Correct answer is A
No explanation has been provided for this answer.