It illustrates the cycling of matter, just like in a natural ecosystem.
Option D.
<h3><u>Explanation:</u></h3>
The natural stable ecosystem is defined as the ecosystem which has the members doing their part of job and each and every member contribute to the stability of the ecosystem by completing food chains.
Here in this bottle ecosystem the boy put the stones, rocks, water which gives proper nutrition to the growing plants and animals which are also introduced by the boy. The plants produce oxygen and consume carbon dioxide whereas the animals consume oxygen and produce carbon dioxide. Thus the cycle is maintained and stability is achieved.
Answer:
Some cells function best at a pH of 5, while others are better at pH 7. ... control what crossed their membranes, either no molecules would make it across, ... Various types of cell transport are summarized in the concept map in ... Figure 5.7.5 demonstrates the specific outcomes of osmosis in red ...
Explanation:
He used Selective Breeding
Answer:
Photosynthesis removes carbon from the atmosphere, and cellular respiration releases carbon from the atmosphere
Explanation:
This is the role of the reactions in the carbon cycle.
Answer:
I believe that the answer would be 39 and 78
