I have encountered this question before, and the given diagram shows no producers. Moreover, it consists of pictures of five organisms, with no relationship being shown between them. Therefore, in order to make the model more accurate, Maria should add B. The sun and arrows to show the flow of energy.
Food because it gives you energy and warmth, blubber (what seals have), and fur
Prokaryotics are simple cars
whereas eurkayotic are more complex fast cars
C. density because no matter the size of the substance the density will always be the same
Answer:
B. An Ecosystem
Explanation:
A C and D do not fit the picture.