Deep Sea Wonders Quiz

What makes the deep sea beneath the Arctic and Antarctic ice unique?

• Presence of sunlight

• Lack of biodiversity

• Giant creatures adapted to icy waters

• Warm temperatures

How does sea ice contribute to global climate regulation?

• By absorbing sunlight

• By reflecting sunlight back into space

• By increasing ocean temperatures

• By melting rapidly

Why is sea ice crucial for polar bears in the Arctic?

• It is a source of food

• It provides a breeding ground

• It serves as a hunting ground

• It offers a warm habitat

What role do krill play in the Southern Ocean ecosystem?

• They are top of the food chain

• They are a keystone species

• They are predators

• They are rare species

What is a significant feature of the Antarctic deep sea environment?

• High temperatures

• Oxygen-rich waters

• Lack of marine life

• Abundant fish species

Why do sea spiders grow larger in the Antarctic deep sea?

• Due to warm waters

• Due to lack of predators

• Due to oxygen-rich conditions

• Due to abundant food

What adaptation helps the ice dragonfish survive in the Antarctic deep?

• Thick fur

• Antifreeze proteins in its blood

• Ability to hibernate

• Fast swimming speed

How has the isolation of the Antarctic deep sea affected its biodiversity?

• It has led to unique species

• It has decreased biodiversity

• It has made species more widespread

• It has caused species extinction

What is a potential threat to the polar deep sea ecosystems?

• Increased oxygen levels

• Climate change

• Increased biodiversity

• Decreased sea ice

What could happen if the climate continues to warm?

• Sea ice will increase

• Polar ecosystems will remain stable

• Invasive species may spread

• Biodiversity will decrease