Which of the following human threats to the ocean may wreak havoc on corals by reducing the amount of sunlight they receive?
A) Acidification
B) Aquaculture
C) Increased ocean warming
D) Overfishing
E) Sea level rise
Question 2
Fur seals are members of which of the following orders?
A) Carnivora
B) Cetacea
C) Chiroptera
D) Rhenanida
E) Sirenia