OCE Ch 11 Questions with Correct Answers (Grade A+)
Question 1: The image below shows salinity variation in coastal waters. Correctly match the letters with
the appropriate features. Match the words in the left column to the appropriate blanks in the sentences
on the right. Make certain each sentence is complete before submitting your answer.
Answer: 1. E: Isohaline water column 2. B: Runoff 3. C: Runoff and wind mixed 4. A: Dry offshore wind 5.
D: Halocline with low salinity at the surface 6. F: Halocline with high salinity at the surface
Question 2: The image below shows temperature variation in coastal waters. Correctly match the
letters with the appropriate features. Match the words in the left column to the appropriate blanks in
the sentences on the right. Make certain each sentence is complete before submitting your answer.
Answer: 1. E: Thermocline with cold water at the surface 2. H: Isothermal water column (high temperature)
3. G: Isothermal water column (low temperature) 4. A: Middle latitude summer 5. D: Low latitudes 6. F:
Thermocline with warm water at the surface 7. C: High latitudes 8. B: Middle latitude winter
Question 3: The image below shows block diagrams of four settings in which estuaries typically form.
Correctly match each letter to the type of estuary. Match the words in the left column to the
appropriate blanks in the sentences on the right. Make certain each sentence is complete before
submitting your answer.
Answer: 1. C: Coastal plain 2. D: Tectonic 3. A: Fjord 4. B: Bar-built
Question 4: Match these images showing estuary geometry and salinity distribution with the following
estuary types. Match the words in the left column to the appropriate blanks in the sentences on the
right. Make certain each sentence is complete before submitting your answer.
Answer: 1. B: Highly stratified 2. D: Vertically mixed 3. C: Salt wedge 4. A: Slightly stratified
Question 5: This world map shows the global distribution of salt marshes and mangrove swamps.
Match the correct letter to each of the following. Match the words in the left column to the appropriate
blanks in the sentences on the right. Make certain each sentence is complete before submitting your
answer.
Answer: 1. C: Sea that has a circulation pattern opposite from normal estuarine circulation 2. B: Mangrove
swamps 3. A: Salt marshes
Question 6: According to the World Health Organization definition of marine pollutants, __________ is
NOT a pollutant.
Answer: oil from offshore seeps
Page 1
Question 1: The image below shows salinity variation in coastal waters. Correctly match the letters with
the appropriate features. Match the words in the left column to the appropriate blanks in the sentences
on the right. Make certain each sentence is complete before submitting your answer.
Answer: 1. E: Isohaline water column 2. B: Runoff 3. C: Runoff and wind mixed 4. A: Dry offshore wind 5.
D: Halocline with low salinity at the surface 6. F: Halocline with high salinity at the surface
Question 2: The image below shows temperature variation in coastal waters. Correctly match the
letters with the appropriate features. Match the words in the left column to the appropriate blanks in
the sentences on the right. Make certain each sentence is complete before submitting your answer.
Answer: 1. E: Thermocline with cold water at the surface 2. H: Isothermal water column (high temperature)
3. G: Isothermal water column (low temperature) 4. A: Middle latitude summer 5. D: Low latitudes 6. F:
Thermocline with warm water at the surface 7. C: High latitudes 8. B: Middle latitude winter
Question 3: The image below shows block diagrams of four settings in which estuaries typically form.
Correctly match each letter to the type of estuary. Match the words in the left column to the
appropriate blanks in the sentences on the right. Make certain each sentence is complete before
submitting your answer.
Answer: 1. C: Coastal plain 2. D: Tectonic 3. A: Fjord 4. B: Bar-built
Question 4: Match these images showing estuary geometry and salinity distribution with the following
estuary types. Match the words in the left column to the appropriate blanks in the sentences on the
right. Make certain each sentence is complete before submitting your answer.
Answer: 1. B: Highly stratified 2. D: Vertically mixed 3. C: Salt wedge 4. A: Slightly stratified
Question 5: This world map shows the global distribution of salt marshes and mangrove swamps.
Match the correct letter to each of the following. Match the words in the left column to the appropriate
blanks in the sentences on the right. Make certain each sentence is complete before submitting your
answer.
Answer: 1. C: Sea that has a circulation pattern opposite from normal estuarine circulation 2. B: Mangrove
swamps 3. A: Salt marshes
Question 6: According to the World Health Organization definition of marine pollutants, __________ is
NOT a pollutant.
Answer: oil from offshore seeps
Page 1
