Answer:
Energy flows through an ecosystem in only one direction. Energy is passed from organisms at one trophic level or energy level to organisms in the next trophic level.
Explanation:
Answer:
India existed from 75,000 years ago to 35,000 years ago.
People settled in India 9,000 years ago.
Answer:
These ideas about race were pided into two main theories, scientific racism and social Darwinism. Scientific racism developed when Social Scientists, who studied human behaviour in different social contexts, believed that the same system used by Natural Scientists to classify animals and plants according particular characteristics could be used to classify and categorise human beings as well.
Explanation: