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Questions and Answers

What is the main focus of the concept of 'ecosystem function'?

The energy flow within the ecosystem

The societal interests related to the ecosystem

The modification of forests to agroecosystems

The individual components within the ecosystem (correct)

According to Giller et al. (2004), what are the three categories of ecosystem functions?

Ecosystem processes, ecosystem properties, and ecosystem values (correct)

Ecosystem properties, ecosystem goods, and ecosystem services

Ecosystem processes, ecosystem services, and societal values

Ecosystem properties, ecosystem goods, and societal values

What is characteristic of most forests and changes when a forest is modified to an agroecosystem?

Energy flow within the ecosystem

Ecosystem properties

Food chain and food web

Mineral cycling and productivity (correct)

How do Giller et al. (2004) define 'ecosystem functioning'?

The functional roles played by each component within the ecosystem Signup and view all the answers

What does the concept of 'ecosystem function' extend towards, according to the text?

Societal interests Signup and view all the answers

What does ecosystem function of a lake ecosystem refer to?

Processes and causal relations within an ecological system Signup and view all the answers

What is the main difference between energy flow and nutrient movement in an ecosystem?

Energy flow is non-cyclic and unidirectional, while nutrient movement is continuous and cyclic Signup and view all the answers

According to Raymond Lindeman's 'ten percent law,' what happens during the transfer of energy in an ecosystem?

About ten percent of the energy is utilized, and the rest is lost during transfer or broken down in respiration Signup and view all the answers

In the 'universal' model of energy partitioning, what does a large portion of assimilated energy must be used for?

To provide existence energy to keep the body functioning and repaired Signup and view all the answers

What did Lindeman propose in 1942 regarding the arrangement of plants and animals in an ecosystem?

They can be arranged into trophic levels linked with each other Signup and view all the answers