Based on the food web below, what would happen to the population of Organism Z if all Organism Y were killed by a disease?
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Worked Solution
Step 1: Identify Organism Z's food source. If Y is the only source, Z will starve.
Step [2-9]: Even if Z has other sources, the loss of Y increases competition for other prey.
Step [2-9]: Therefore, Z's population will decrease.
Correct answer: The population of Z will only decrease.
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