AP®︎ Environmental Science: Topic 4.9 Practice Test
Prepare for your quiz, test, or the AP exam with focused practice questions on Topic 4.9 of AP Environmental Science – El Niño and La Niña.
Questions List
Topic 4.9
Question 1 Easy
This question tests the following: ENG-2.C
What is El Niño?
What You’re Being Tested On:
Explore the learning objectives taken directly from the College Board’s AP® Environmental Science Curriculum. Ensure you’re prepared for the exact topics covered on the AP® exam, in-class tests, and quizzes, and gain confidence in your mastery of the material.

Topic 4.9: El Niño and La Niña
Learning Objective: ENG-2.C
Describe the environmental changes and effects that result from El Niño or La Niña events (El Niño–Southern Oscillation).
Essential Knowledge: ENG-2.C.1
El Niño and La Niña are phenomena associated with changing ocean surface temperatures in the Pacific Ocean. These phenomena can cause global changes to rainfall, wind, and ocean circulation patterns.
Essential Knowledge: ENG-2.C.2
El Niño and La Niña are influenced by geological and geographic factors and can affect different locations in different ways.