Lions and Ocean Exploration Facts

The video discusses the importance of Prochlorococcus, a tiny photosynthetic bacterium in the ocean that produces 20% of the Earth's oxygen. Despite its significance, it was only discovered in 1986 due to the need for special instrumentation. The video also touches on the vast unexplored ocean and briefly mentions the physical condition required for lions to maintain their manes.

What percentage of the Earth's oxygen is produced by the prochlorococcus?

• 20%

• 10%

• 30%

• 40%

In what year was the prochlorococcus discovered?

• 2006

• 1996

• 1986

• 1976

Approximately what percentage of the ocean has been explored?

• 35%

• 25%

• 15%

• 5%

What is a key factor in the appearance of a lion's mane?

• Diet

• Age

• Physical condition

• Habitat

Why do female lions find certain males more attractive?

• Their roar

• Their size

• Their dark mane

• Their hunting skills