Answer: To know if a document is a primary source, check to see when the document is published, if it is an autobiography of a person, a diary, a letter, or the documents happen at the time of the event.
The competition between two organisms can be seen if there is only 1 source of food or habitat space and they're competing against each other for the food or habitat.
There is cooperation between two organisms if they are helping each other with resources or alarming each other if there is danger.
Predation between two organisms happen when one organism hunts the other organism for food.
I believe the answer to this would be A. True
Answer:
I am 100% sure it is the mudstone. I believe they are the oldest rock in existence.
Explanation:
Answer:
phylum Annelida and and leeches
Explanation:
Natural resource management deals with managing the way in which people and natural landscapes interact.