Identify correct impacts of desertification in Africa.

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Question 14 Step 1: Identify correct impacts of desertification in Africa. Desertification causes land degradation leading to scarcity of resources and conflicts (a - correct). Step 2: Evaluate option b. More than 80% of desert areas restored (b - incorrect, desertification affects over 40% of Africa's land and is worsening). Step 3: Confirm other impacts. Food shortages due to loss of productive land (c - correct). Reduced crop yields from soil degradation (d - correct). a, c and d a, c and d Question 15 Step 1: Identify soil conservation in Machakos, Kenya. Machakos District adopted widespread bench terracing in the 1970s−1980s to combat erosion on steep slopes. Step 2: Evaluate options. Shamba agroforestry (1 - not primary). Kenya Jua Kali (2 - informal manufacturing sector). Terracing (3 - general). Bench terracing (4 - specific method practiced). Bench terracing 4

Identify correct impacts of desertification in Africa.

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Part 14· 3 steps

Identify correct impacts of desertification in Africa.

Evaluate option b.

Confirm other impacts.

Part 15· 2 steps4

Identify soil conservation in Machakos, Kenya.

Evaluate options.

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