U& Oceans Pt1

What happens to sunlight as whales dive to 200 meters?

• It changes color.

• It becomes warmer.

• It starts to fade.

• It gets brighter.

Why don't plants grow in the mesopelagic zone?

• There is too much water.

• The water is too cold.

• There is not enough sunlight for photosynthesis.

• The water is too salty.

How do predators in the mesopelagic zone find their prey?

• They follow the currents.

• They use smell.

• They use sonar.

• They have large eyes.

What happens to whales' lungs at 1000 meters?

• They expand.

• They stay the same.

• They are crushed to 1% of their normal size.

• They fill with water.

Why do some creatures in the Bathi pelagic zone use bioluminescence?

• To scare away humans.

• To create food.

• To warm themselves.

• To attract prey, find mates, or defend themselves.