Which of the following statements is not correct?

Which of the following statements is incorrect?

The rate of decomposition is faster in the ecosystem due to following factors EXCEPT :

In an ecosystem if the Net Primary Productivity (NPP) of first trophic level is What would be the GPP (Gross Primary Productivity) of the third trophic level of the same ecosystem?

Secondary productivity is rate of formation of new organic matter by :

Which ecosystem has the maximum biomass?

Presence of plants arranged into well defined vertical layers depending on their height can be seen best in :

Which one of the following processes during decomposition is correctly described?

Most animals that live in deep oceanic waters are:

An association of individuals of different species living in the same habitat and having functional interactions is:

Given below are two statements:
Statement I: Decomposition is a process in which the detritus is degraded into simpler substances by microbes.
Statement II: Decomposition is faster if the detritus is rich in lignin and chitin.
In the light of the above statements, choose the correct answer from the options given below: