Pioneer species, I think.
It is right! Hope this works
Answer:
Option D, has only a single opening
Explanation:
A gastrovascular cavity has only one opening. The food goes in and comes out of the same opening there by making it a two way digestive tract.
However, a digestive tube is a one way digestive tract where the food goes in from mouth (one end) and comes out of anus (second end) . It is also called as alimentary canal
Hence, option D is correct
Answer:The Ring of Fire is a ring of volcanoes around the Pacific Ocean that result from subduction of oceanic plates beneath lighter continental plates. ... This magma rises up through the over-lying plate to erupt at the surface. If the overlying plate is a continent, you get a chain of volcanoes such as the Andes or Cascades.
Explanation:
google hope this helps you
Resources are consumed exponentially during all phases is a characteristic of exponential population growth
<u>Explanation:</u>
The leveraging pattern of rising populace volume is estimated as exponential growth. Improvements in Population extension valuation are not required for this exponential growth. Variations in populations that breed annually as well as those that breed more regularly can explain exponential growth that emerges repeatedly in nature.
Exponential population growth can begin to exciting environmental debasement and vital expenses to regulate insect species. The growth rate rises as the population volume rises. The more extended the population matures, the more active it grows.