What are the symbiotic relationships for the following: there are 3 types of categories for the symbiotic relationship: mutualism, commensalism, and parasitism crocodile bird and crocodile remora and shark flea and dog barnacle and whale tapeworm and human algae and fungus clown fish and sea anemone termite and digestive tract microorganisms dwarf mistletoe and pine tree spanish moss and oak tree

Which of the following is an example of the pull factor known as economic migration? a. better educational opportunities pulling people towards a new country b. mexican laborers entering the us to work in agricultural jobs c. joining family members that are already in a new country d. crop failures driving people away from their country i am unsure on this question, i was thinking b? but i could be wrong.

Which economic sector employs the least number of people in mexico, barbados, and venezuela? a. agriculture b. services c. industry

Which country was the last to join the allied powers? o great britain o france o united states o china