Answer:
c and d.
Explanation:
a. the total amount of matter and energy increased.
b. the total amount of matter and energy remained the same.
c. matter and energy were lost each time they changed forms.
d. matter and energy were lost each time they changed locations,
As organisms feed within an ecosystem, energy flows from one trophic level to the other while matter is converted from one form to another.
However, less and less energy becomes available to support life as energy moves through the ecosystem from producers to consumers as a result of energy loss to the ecosystem. In addition, matters are also lost during conversion from one form to another.
Hence, matter and energy are lost each time they changed forms and locations.
Option c and d are correct.
Answer:
Answer is all the options are correct. A, B, C and D.
Explanation:
Systematists are the biologists that developed system of classification and naming of organisms.
On this aspect, gross morphological traits described the collective structures of an organism. It referred to all the structures that are found internally and externally.
The biochemical traits and molecular traits described the genetic variability of an organism. In this case, they explained that trait is an important feature in an organism.
The behavioral traits described some actions which are particularly found to be specific to certain species of organism.
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i think is
The predators’ survival depends on biotic factors.
Protista
A protist is any eukaryotic organism that is not an animal, plant or fungus. The protists do not form a natural group, since they sometimes exclude certain eukaryotes; but, like algae or invertebrates, they are often grouped together for convenience.