Which of the following statements about soil water is true?
Crops wilt when gravitational water has drained off
Capillary water drains off after rainfall
A soil with high water table is best for farming
Crops utilize capillary water in the soil
Correct answer is D
No explanation has been provided for this answer.
Which of the following materials cannot be used for liming?
Gypsum
Basic slag
Chalk
Urea
Correct answer is D
No explanation has been provided for this answer.
The relative proportion of each fraction of soil in a soil sample determines its
Texture
Structure
Profile
Catena
Correct answer is A
No explanation has been provided for this answer.
Water-logged soils impede good crop growth and development because
The fibrous roots are destroyed
Crop roots are deprived of sufficient oxygen
Excessive water stops root growth
Soil around roots become too cold for root growth
Correct answer is B
No explanation has been provided for this answer.
Which of the following statements about farm settlement schemes is false? They are set up
To encourage young young people to take up farming
To provide employment for young school leavers
To develop rural infrastructure
For research and publicity
Correct answer is D
No explanation has been provided for this answer.