Question

How would reducing low-growing plants from an area impact a population of tortoises with two varieties of neck extension ability: short and long distance?(1 point)
Responses

The proportion of tortoises that could only extend their necks a short distance would increase.
The proportion of tortoises that could only extend their necks a short distance would increase.

The variety of tortoises that could only extend their necks a short distance would go extinct.
The variety of tortoises that could only extend their necks a short distance would go extinct.

The variety of tortoises with the ability to extend their necks a long distance would go extinct.
The variety of tortoises with the ability to extend their necks a long distance would go extinct.

The proportion of tortoises with the ability to extend their necks a long distance would increase.

Answer 1

The proportion of tortoises with the ability to extend their necks a long distance would increase.

Reason: Removing low-growing plants reduces food available to short-necked tortoises, so long-necked individuals have a selective advantage and become more common.