Answer:
C. flower → butterfly → bird → snake
Explanation:
It is the only option possible out of all of them, which stands true when compared with the food web shown.
Answer:
I think it is C
Explanation:
Because cohesion is when insects are able to stand on water and not go through. Cohesion is the attraction between molecules of the same substance
The ribosome is like terminat3d because it reads that the script is at the end so it stops.
The answer is C. nitrogen.
Plants are main producers in ecosystems so, primary productivity of ecosystems depends on them. Carbon is necessary for plants, but it is widely present in plants. On the other hand, calcium and sodium are not as essential. However, nitrogen is important for plants because it is necessary to make proteins. Proteins take part in many different processes such as photosynthesis (this is actually primary productivity). But, nitrogen is not available to plants, they cannot absorb it simply from the air but rely on some symbiotic bacteria which are able to.
