Question : The process of evolution of different species in a given geographical area starting from a point and literally radiating to other areas of geography (habitats) is called ______.
Option 1: adjustive radiation
Option 2: adjustive evolution
Option 3: adaptive evolution
Option 4: adaptive radiation
Correct Answer: adaptive radiation
Solution : The correct answer is adaptive radiation.
The process of evolution of different species in a given geographical area, starting from a point and radiating to other areas of geography (habitats), is called "adaptive radiation." Adaptive radiation occurs when a single ancestor species gives rise to a variety of species. Each adapted to different ecological niches within the environment. This phenomenon is often associated with the exploration of new habitats and the adaptation of organisms to exploit diverse resources.
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Question : Competition for food, light and space is most severe in:
Option 1: Distantly related species growing in different habitats
Option 2: Closely related species growing in the same area or niche
Option 3: Closely related species growing in different habitats
Option 4: Distantly related species growing in the same habitats
Question : Rate of cooling depends on the:
Option 1: temperature difference between the body and the surrounding
Option 2: nature of the radiating surface
Option 3: area of the radiating surface
Option 4: all of these
Question : In an ecosystem, the vertical distribution of different species occupying different levels is called ____________.
Option 1: levelling
Option 2: grouping
Option 3: ramification
Option 4: stratification
Question : The study of the structure, evolution and dynamics of Earth and its natural mineral and energy resources is called:
Option 1: Geophysics
Option 2: Geology
Option 3: Geography
Option 4: Geometry
Question : Which feature of marketing is highlighted in the given statement? Statement: It is often referred as the essence of marketing as goods produced at different places are distributed over a wide geographical area.
Option 1: Need and want
Option 2: Customer value
Option 3: Creating a market offering
Option 4: Exchange mechanism
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