The disadvantages of the pyramid of productivity as a representation: The rate of biomass production of an organism is required, which involves measuring growth and reproduction through time. There is still the difficulty of assigning the organisms to a specific trophic level.
8. Yes it's an organic molecule because it contains nitrogen and oxygen, among other elements needed for a molecule to be labeled as organic.
The answer will be increase slightly and then decrease. Hope you get it!
The right answer for the question that is being asked and shown above is that: "A. Development of fruit." Fossil records suggest major changes in early vascular plants that favored the evolution of land plants. One of these major changes is the d<span>evelopment of fruit.</span>