A. bacterium B. virus C. nematode D. aphid E. fungus Correct Answer: Option E - fungus
A. controlling erosion B. increasing soil fertility C. preventing desert encroachment D. reducing effects of environmental pollution E. increasing output…
A. 46 kg B. 96.3 kg C. 114 kg D. 693 kg E. 6930 kg Correct Answer: Option E -…
A. the dissolved nutrients are too diluted for crop plants B. the plants will not photosynthesize C. their leaves are…
A. sulphur B. copper C. iron D. zinc E. chlorine Correct Answer: Option A - sulphur
A. climate B. time C. parent material D. sunshine E. topography Correct Answer: Option D - sunshine
A. clay B. silt C. sand D. gravel E. humus Correct Answer: Option A - clay
A. organic fertilizers B. mixed fertilizers C. inorganic fertilizers D. compound fertilizers E. straight fertilizers Correct Answer: Option E -…
A. rocks B. air C. water D. minerals E. organic matter Correct Answer: Option A - rocks
A. mottling near the top B. decrease in rooting depth C. change in colour of the subsoil D. decrease in…