A) Yellowing of leaves B) Greenness of leaves C) Leaf spots D) Wilting
A) More resistant to diseases B) Produce more yield C) Mature faster D) Weaker and prone to diseases
A) Bacteria B) Nematode C) Fungi D) Virus
A) Bacteria B) Fungi C) Insect D) Nematodes
A) Destroy crops B) Increase pests C) Prevent diseases D) Spread diseases
A) Lowering soil moisture B) Spreading spores and insect vectors C) Increasing photosynthesis D) Reducing plant growth
A) Peducing soil nutrients B) Increasing light intensity C) Increasing temperature D) Spreading pathogens and increasing leaf wetness
A) Weed B) Parasite C) Pest D) Crop disease
A) Mono cropping B) Bush fallowing C) Shifting cultivation D) Crop rotation
A) Demand/Supply curve B) Equilibrium price C) Elasticity of demand D) Equilibrium point
A) Sub-surface irrigation B) Overhead irrigation C) Drip irrigation D) Surface irrigation
A) Leguminous B) Savanna C) Rainforest D) Mangrove
A) Inter-cropping B) Crop rotation C) Bush fallowing D) Land rotation
A) Drainage B) Fallowing C) Mulching D) Irrigation
A) Mulching B) Drainage C) Irrigation D) Fallowing
A) Underground drainage B) Sub-surface drainage C) Drip irrigation D) Surface drainage
A) Mixed farming B) Intercropping C) Mixed cropping D) Crop rotation
A) Mulching B) Fallowing C) Drainage D) Irrigation
A) Beacon B) Beaker C) Measuring tape D) Gunter chain
A) De-Nitrification B) Nitrogen fixation C) Ammonification D) Nitrification |