The unit is called Ecosystem.
Ecological units comprise concepts such as population, community and ecosystem.
<em>An ecosystem</em> is a community of plans and animals interacting with each other in an particular area. They also interact with their non-living environments (water, earth, sun, soil, climate and atmosphere).
The robins are in relationship with the earthworms because the robins eat them in order to survive and as a part of the food chain. The food chain is a linear sequence of organism through which nutrients and energy pass as one organism eats another. Ecosystems consist of creatures that mutually benefit from each other.
He was the first European to reach India by sea
It's been awhile since studied the French revolution, but I thought it had something to do with the French army using it to store weapons and ammo
Answer:
The answer is B, the power of Supreme Court
Answer:
Until Spanish-American war that was fought in 1898.
Explanation:
After Civil War United States started rearranging their internal, but also external policy. At the end of 19th Century United States started spreading their power outside their country. During that period in 1898 a war was waged against Spain. Known as the Spanish-American war it was fought around Cuba and Philippines. United States remained a world power.