Answer:
For about 4.5 million years, and still exist on earth
Explanation:
Humans are the most highly complex organisms and are comprised of well-developed brains. It shows advanced characteristics and is well developed social animals that can adapt well in any environment.
The humans are one of the major God's creation which has played and still playing a great role on earth.
These human beings were first appeared on earth about 4.5 million years back, during the time of Pliocene. These were the Hominoids and Australopithecus, from which they have evolved and became more advanced. They represent on earth since the Pliocene and still exist on earth.
Thus, it can be estimated that they are found to be present for about 4.5 million in the geological time scale and is the major and dominant species on earth now.
Answer:
Some examples of primary succession include the formation of a new ecosystem after a volcano, glacier outbursts, or a nuclear explosion. Some examples of secondary succession include succession after fire, harvesting, logging, or abandonment of land or the renewal after a disease outbreak
Answer:
Green can be seen as a gross color to some
Explanation:
Introducing different kinds of crops to eliminate the cause of the fungal disease is the best solution that scientists have found to solve this. They have set-up seed vaults that store different kinds of seeds to help ensure the continuity of the types of crops that have been planted for the consumption of many.
Answer:
The small intestine is important in our digestive system because it helps carry out most of the digestive process. It absorbs almost all of the nutrients you get from your food, and enter it into the bloodstream.
Explanation:
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