1. Where does the expedition party go on the morning of March 23, Black Saturday?
(a) La Luz Bay.
(b) San Diego Bay.
(c) Magdalena Bay.
(d) San Jose Island.

2. What is the greater purpose for which the author wants to use his observations of the activities of the biological creatures?
(a) To understand and improve the human species.
(b) To increase the public's awareness on marine life in Mexico.
(c) To improve the way people look at biological creatures.
(d) To improve the laws and regulations regarding sea expeditions.

3. What does Tex find out about the skiff's outboard motor?
(a) It is already falling apart and as such can no longer be used.
(b) It runs perfectly when there is no one aboard the ship.
(c) It runs perfectly when sprinkled with salt first prior to starting.
(d) It runs perfectly when placed in water on board, but not in the actual ocean.

4. What difficulty does the expedition party encounter when they were collecting specimen in Cabo San Lucas?
(a) The locals do not want them to go ashore which make collecting specimen an impossibility.
(b) The local policemen require that each should have driver's license, which Steinbeck and Ricketts do not have.
(c) The local officials do not want them to take anything away, and suggest instead that they study the specimen while they are ashore.
(d) Collecting specimens is difficult due to the unique characteristics of the species such as the posionous spines of the worms which was hazardous to the activity.

5. What does the crew call the invertebrates that Steinbeck and Ricketts catch?
(a) No Bones.
(b) Bugs.
(c) Jello.
(d) Blobs.