2. Why was electric shock chosen to deter the fish?
(a) It was the fastest way to lower the number of fish.
(b) It was the least expensive and seemed the most ethical.
(c) It was the only suggestion given for keeping the fish out.
(d) It was the most environmentally-friendly option.

3. How many species are thought to live in reefs around the world?
(a) 15,000.
(b) 1 - 9 million.
(c) 10 - 90,000
(d) 10 - 20 million.

4. What are the main causes of the shrinkage of Isle de Jean Charles?
(a) Flood control measures and oil industry digging.
(b) It is slowly sinking due to rising sea levels.
(c) Multiple hurricanes.
(d) The shore is lacking natural vegetation to keep soil in place.

5. What do Tizard and his partner hope to accomplish regarding cane toad eggs?
(a) Make them edible.
(b) Make the eggs impossible to fertilize.
(c) Make them hard to swallow.
(d) Make them less abundant.

Short Answer Questions

1. What does Kevin Irons, the assistant chief of fisheries at the Illinois Department of Natural Resources, feel is the best way to control the carp population?

2. What is the name Kolbert gives for the ability for humans to now watch other species go extinct?

3. How much land mass has the Isle de Jean Charles lost since the 1950s?

4. What does Kolbert use to make yeast glow?

5. Kolbert jumps to a day when she meets Alex Kolker, a professor at LSU, who has what as a side gig?

(see the answer key)

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