(04.03 MC) The diagram below represents a marine food web and a process that can harm the human population. Each circle represents an organism and the smaller dots inside them represent a toxic substance. What is being represented and how does it harm the population? (3 points) © 2016 CC-BY-SA

(04.05 MC) Can the theory of evolution become a scientific law? Why or why not? (3 points)

(04.05 LC) Scientists use whale flukes to identify individuals in a population. Which of the following characteristics of a whale fluke is not a genetic variation passed on from parent to offspring? (3 points) © 2016 CC-BY-SA

(06.01 LC) What do scientists call a non-native species that reproduces quickly and spreads in an environment when these organisms can cause harm to an ecosystem? (3 points)

(05.01 MC) Why is predation considered a biotic factor in marine systems? (3 points)

(06.01 MC) Sea levels are rising due to climate change while increasing numbers of people are moving into coastal areas. To accommodate more people, there has been increased construction of beachfront resorts and condominiums. How is this impacting sea turtle numbers and biodiversity and why? (3 points)

(04.05 LC) Natural selection is a central part of evolutionary theory. Which of the following is a correct characteristic of scientific theory? (3 points)

(05.06 MC) A Response Options Calculator (ROC) can be used when responding to an oil spill to help predict how the oil will change over time and determine which methods can be best used to clean it. What is the benefit of this type of tool? (3 points)

(05.06 MC) An oil spill happened at the Wild Harbor salt marsh on Cape Cod, Massachusetts in 1969. The oil has persisted in the ground since then. How is the green crab used as evidence for the idea that oil still exists in the lower layers of the soil? (3 points)

(05.01 MC) Which scenario describes a way that an abiotic factor can impact a marine system? (3 points)