WAEC Biology 2018 Theory — Question 17
Question 17 of 19 from the West African Examinations Council (WAEC) Biology 2018 Theory paper, with the correct answer and a full explanation.
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6.(c)(i) State four characteristics of a salt marsh habitat. (ii) Explain briefly how plants are modified for anchorage in a salt marsh habitat.
Model answer
(i) A salt marsh habitat is characterized by: a high level of salinity; domination by halophytes; formation on depositional coasts; plants having varying levels of salt tolerance. (ii) Plants are modified by possessing silt roots for anchorage and possessing long/numerous roots to grip the loose, waterlogged substrate.
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