In an experiment the group is exsposed to the varible to be tesetd is called the

Experimental Group

Explanation: This group is being scientifically tested on and is exposed to the variable. Compared to a Control Group which doesn’t get scientifically tested on and isn’t exposed to the variable.

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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.

d. changes in climate and historical records

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