Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?

genetic variation will increase because of a new habitat and food source.

explanation:

burning fossil fouls really decrease the carbon in the atmosphere so b

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.