- 'Edge effect' between distinct water masses (like cold and warm currents) causes mixing and/or upwelling. - Upwelling brings nutrients from the deep ocean to the surface. - Increased surface nutrients fuel phytoplankton growth (primary productivity). - Diatoms are common and abundant phytoplankton in nutrient-rich waters.
Which one of the following results due to the 'edge effect' between cold and warm ocean waters?
Asked in UPSC Geoscientist 2022 · Topic: Ecology (Community Ecology: Species Diversity, Edge Effect, Keystone Species)
Show answer
Answer: A. Development of dense phyto- planktons rich in diatoms
More Environment and Ecology questions
- The transitional area between two living organisms is known as
- Some species if eliminated seriously affect the ecosystem. These are called
- Keppel Island is completely bleached mainly due to the expansion of
- Transition zone between two ecosystems is called
- A transition zone between two biological communities is referred to as :
- Within biological communities, some species are important in determining the ability of a large number of other species to persist in the community. Such species are called
- The area that acts as a boundary or a transition zone between two ecosystems is known as
- What is ecotone?
