Which introduced tree species has been extensively planted across northern Nigeria to combat desertification and provide shade in towns?
Answer and explanation
Correct answer: C. the neem tree
- Step 1: Introduced from the Indian subcontinent in the 1930s, the neem tree (Azadirachta indica, locally called 'Dogonyaro') thrives in semi-arid soils. Step 2. It has become the most widely planted shade tree across northern Nigerian settlements and shelterbelts. Answer: the neem tree. Why not the others: Eucalyptus is planted in pulpwood plantations on the Jos Plateau; whistling pine is coastal; gmelina is planted in southern pulpwood reserves.
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