Multiple Choice
Which of the following poses the greatest threat to the savanna areas of Africa?
107
views
48. Ecology
Introduction to Ecology
Multiple Choice
In ecology, what term describes the actual set of environmental conditions in which a species can establish a stable population?
A
Ecotone
B
Fundamental niche
C
Habitat
D
Realized niche
Verified step by step guidance1
Step 1: Begin by understanding the concept of a 'niche' in ecology. A niche refers to the role and position a species has in its environment, including how it interacts with biotic and abiotic factors.
Step 2: Differentiate between the 'fundamental niche' and the 'realized niche.' The fundamental niche represents the full range of environmental conditions and resources a species could theoretically use without competition or other limiting factors.
Step 3: Define the 'realized niche.' This term describes the actual set of environmental conditions and resources a species uses in the presence of competition, predation, and other ecological constraints. It is narrower than the fundamental niche.
Step 4: Clarify why the other options are incorrect. 'Ecotone' refers to a transition area between two ecosystems, and 'habitat' is the physical environment where a species lives, not the specific conditions for population stability.
Step 5: Conclude that the correct term for the actual set of environmental conditions in which a species can establish a stable population is the 'realized niche.'
Related Videos
Related Practice
