El Niño and La Niña Quiz

What are El Niño and La Niña?

• Climate patterns in the Pacific Ocean

• Types of clouds

• Types of fish

• Types of hurricanes

Answer explanation

El Niño and La Niña are climate patterns in the Pacific Ocean.

What is the full name used by South American fishermen for El Niño?

• El Niño de Primavera

• El Niño de Navidad

• El Niño de Invierno

• El Niño de Verano

Answer explanation

The full name used by South American fishermen for El Niño is El Niño de Navidad.

During El Niño, which direction does the Pacific jet stream move?

• North

• West

• East

• South

Answer explanation

During El Niño, the Pacific jet stream moves southwards, impacting weather patterns across the globe.

What is the opposite effect of El Niño?

• Blizzard

• Tornado

• Monsoon

• La Niña

Answer explanation

The opposite effect of El Niño is La Niña, which is characterized by cooler than normal sea surface temperatures in the central and eastern tropical Pacific Ocean.

What is the meaning of La Niña in Spanish?

• Big Boy

• Little Girl

• Big Girl

• Little Boy

Answer explanation

La Niña means 'Little Girl' in Spanish, making it the correct choice among the answer options provided.

During La Niña, which direction does the jet stream move?

• North

• South

• West

• East

Answer explanation

During La Niña, the jet stream moves North. This is because La Niña typically results in a stronger polar jet stream, which tends to move further northward.

What is the process called when cold water rises from the depths to replace warm water in the Pacific Ocean?

• Sidewelling

• Downwelling

• Upwelling

• Underwelling

Answer explanation

The process of cold water rising from the depths to replace warm water in the Pacific Ocean is called upwelling.

How often do El Niño and La Niña events occur on average?

• Every ten years

• Every year

• Every two to seven years

• Every month

Answer explanation

Every two to seven years

What is the impact of El Niño on marine life off the Pacific coast?

• Fewer phytoplankton

• More phytoplankton

• No impact

• More algae

Answer explanation

El Niño leads to warmer ocean temperatures, disrupting the nutrient cycle and causing a decrease in phytoplankton populations, impacting marine life off the Pacific coast.

What is the impact of La Niña on winter temperatures in the South?

• No impact

• Same as normal

• Warmer than normal

• Colder than normal

Answer explanation

La Niña typically leads to warmer than normal winter temperatures in the South.