HOTS Science Primary 6 Interactions

In a food web, if a disease kills all the primary consumers, which of the following is the most likely long-term effect on the producers?

A There will be no change in their population.
B They will evolve into secondary consumers.
C Their population will increase significantly.
D Their population will decrease significantly.
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Worked Solution

Step 1: Primary consumers eat producers. Step [2-9]: If all primary consumers die, there is no predation pressure on the producers. Step [2-9]: Without being eaten, the producer population will grow rapidly until other limiting factors (like space or nutrients) are reached.

Correct answer: Their population will increase significantly.

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