Answer: B) decrease in number of rock fragments
Explanation:
Carrying capacity is the maximum size of the population of a species that an ecosystem can handle based on the availability of resources.
A limited factor is the factor that can be an abiotic or biotic agent is likely to affect the life of the living being.
American pikas are the small rodent-like mammals. These animals are short and stout. They have big, round ears and do not have tails. They have a brown and black coloration which helps them to hide behind the rocks and camouflage the predators.
Here, the decreased in rock fragments is a limiting factor which will increase the carrying capacity of American pikas. Due to lack of rock fragments, the American pikas will not be able to hide from predators and they will die. The size of the population will become by the supportive carrying capacity.
Precipitation, soil, temperature, humidity, and altitude
Answer: the structure of an atom: At the center of the atom, there is a very small region called the nucleus. This area makes up most of the mass of the atom.
The area around the nucleus is called the electron cloud. This area makes up the majority of the volume of the atom. The electron cloud is mostly empty space.
Explanation: Hope this helps :)