Which of the following are all examples of pollution Pesticide Run-off
Desertification
Global Warming
Poaching
Burning of Fossil Fuels

they both go up but then go back down. they both end lower than they started. lastly, they both are competitive/the second on.

explanation:

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.