Question

An environmental change drastically reduced the population of milkweed plants in an area. The milkweed plants provided the only source of food for a nearby population of monarch butterfly caterpillars. Which statement describes the most likely effect of this environmental change on this population of monarch butterflies?.

Answer 1

The effect of the environmental change is that the number of monarch butterflies will decrease because their caterpillars will not have enough food.

From the information given, it was stated that an environmental change reduced the population of milkweed plants in an area.

Since the milkweed plants provided the only source of food for a nearby population of monarch butterfly caterpillars, the number of monarch butterflies will decrease.

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