WEST AFRICAN EXAMINATION COUNCIL (WAEC)
WEST AFRICAN EXAMINATION COUNCIL (WAEC)
June 13, 2025 at 08:41 AM
*1(a)* (Carbon Cycle) *(i) Name each of the stages labelled A, B, C and D.* - A: *Green plants / Photosynthesis* - B: *Animals / Consumers* - C: *Dead organisms / Organic matter* - D: *Decay / Decomposition* *(ii) Name each of the processes labelled P, S and T.* - P: *Feeding* - S: *Decay and conversion to fossil fuel* - T: *Combustion (burning of fossil fuel)* *(iii) State three activities of humans that could disrupt the cycle.* 1. *Deforestation* 2. *Burning of fossil fuels* 3. *Industrial pollution / Emission of greenhouse gases* --- *1(b)* (Farming Systems) *(i) Name each of the farming systems labelled K and L.* - K: *Crop rotation* - L: *Mixed cropping / Crop rotation with plot rotation* *(ii) Give the reason for each of the names given in (i).* - K: Crops are rotated on the same land over time. - L: Crops are rotated on different plots each season. *(iii) State two ways in which the farming system K is of importance to the farmer.* 1. Helps *maintain soil fertility*. 2. *Reduces pests and diseases* in crops. *(iv) Give three reasons why the farming system K is not being encouraged in recent times.* Join here for more* https://whatsapp.com/channel/0029VadBNSJ545urXxMb1q2A Share to inform others ♤MR GABRIEL MARSHALL
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