WAEC Biology 2025 Objective — Question 31
Question 31 of 50 from the West African Examinations Council (WAEC) Biology 2025 Objective paper, with the correct answer and a full explanation.
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When tilapia population in a pond reaches the carrying capacity, the population
- A. Alternately increases and decreases
- B. Remains unchangedCorrect
- C. Increases only
- D. Decreases only
Explanation
Carrying capacity is the maximum number of individuals that an environment can support sustainably with its available resources. When the tilapia population reaches this point, births and death rates balance out, meaning there is no further increase or decrease in population.
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