Over a period of 100 years, a clear mountain lake is transformed into a meadow. During the transition, various communities inhabit the area. Each community is replaced by a new community and after a period of time.
A. carrying capacity
B. density-dependent limiting factors
C. denisty-independent limiting factors
D. succession
E. biotic potential
Answer: D. succession
A. Species in the resident community die from old age.
B. Species in the resident community die from disease that eventually appears.
C. Given enough time, new species able to compete for the same resources as the resident species arrive.
D. Species extinction is inevitable.
E. The biotic and abiotic characteristics of the habitat change due to the influence of the resident community.
Answer: E. The biotic and abiotic characteristics of the habitat change due to the influence of the resident community.
The ecological process described in the above paragraph is an example of
A. carrying capacity
B. density-dependent limiting factors
C. denisty-independent limiting factors
D. succession
E. biotic potential
Answer: D. succession
Which of the following statements best explains why a new community is able to replace the resident community?
A. Species in the resident community die from old age.
B. Species in the resident community die from disease that eventually appears.
C. Given enough time, new species able to compete for the same resources as the resident species arrive.
D. Species extinction is inevitable.
E. The biotic and abiotic characteristics of the habitat change due to the influence of the resident community.
Answer: E. The biotic and abiotic characteristics of the habitat change due to the influence of the resident community.