A certain species of rodent eats only one type of plant. A disease attack those plants and wipes them out which of the following best explains what might happen next A. the number of this type of rodent will not affected.
B. the number of this type of rodent will decrease to point near extinction.
C. the number of the type of rodent will increase and overpopulate.
D. the number of this type of rodent will double in size.​

The correct answer is - B. The number of this type of rodent will decrease to the point near extinction.

Explanation:

In this case, a specific type of rodents is dependent, for their food and energy, on a type of plant. If a disease completely wipes the particular plants that provide food and energy to the specific rodent type.

Wiping out these plants will lead to this rodents population would decrease to point of extinction as there is no other food source that can support these rodents.

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