The first items in the Biology E/M test are arranged in sets with common answer choices. These items appear in the core section of the test. Remember, these are not MATCHING challenges — each answer choice can be used once, more than once, or not at all.
Plants growing in and around a pond eventually filling in the pond and changing it to a terrestrial habitat
Select an Answer
The correct answer is succession. This is a specific example of succession, the gradual filling in of a wetland to become a meadow or a forest.