Your science teacher has charged you and your partner with making a dichotomous key. He has given you this chart of organisms that are all FISH. What characteristic would be best for beginning your key choices?

A) size of fish
B) body shape
C) fins or no fins
D) number of fins

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.

correct answer: false

while planning water activities, it is very important to consider the weather, because if we do not plan and are going for a surf, then it might be that the hurricane came and drown us or may carry us to long distance from where we can not come back. there are many reasons to take information about the weather when we are planning any water activities.

hence, the correct answer would be false.