Following are types if erosion: April 20, 2025 by admin A. Rain splash & sheet erosion B. Rill & Gully erosion C. Normal (geological) erosion & Accelerated erosion D. All of these
Principles of soil conservation does not include: April 20, 2025 by admin A. Minimize run-off & store surplus water B. Use non-arable lands effectively C. Leave barren lands uncultivable to support desrtification degradation D. Construction of mini dams & ponds to store water…
Causes of Soil are:__________? April 20, 2025 by admin A. Indiscriminate felling of trees B. Over grazing C. Mismanagement of irrigation syste D. All of these
Which chemical used to prevent evaporation from surface of water in water bodies? April 20, 2025 by admin A. Cetyle alcohol B. Methyle alcohol C. both A and B D. None of these
The evolution of new species is known as_____________? April 20, 2025 by admin A. Specialization B. Speciation C. Smog D. None of these
_________refers to the increase in density of a soil as a result of applied load or pressure? April 20, 2025 by admin A. Traffic soles B. Plough soles C. Compaction D. Pudding
Which of the following techniques is/are used for the soil fertility evaluation? April 20, 2025 by admin A. Soil testing B. Plant tissue testing C. Aspergillus niger test D. All of these
_____________industry is the backbone industry of Pakistan? April 20, 2025 by admin A. Agricultural industry B. Petroleum industry C. Mining Industry D. None of these
Pakistan has _________% area under forest? April 20, 2025 by admin A. 3.5% B. 5.7% C. 10% D. None of these
