Mysterious Oceans Wonders 5 U6 wk 3

What is the name of the sea creature that lives without any sunlight on the deep ocean floor?

• Giant Squid

• Blue Whale

• Great White Shark

• Giant Tube Worm

How deep is the average depth of the oceans?

• 4 miles

• 1 mile

• 2 miles

• 3 miles

What is the name of the deepest point known on Earth?

• Challenger Deep

• Puerto Rico Trench

• Mariana Trench

• Java Trench

What type of environment is the deep ocean known for?

• Tropical temperatures and strong currents

• Frigid temperatures and lack of sunshine

• Moderate temperatures and frequent storms

• Hot temperatures and abundant sunlight

What was a mystery about the giant squid until a few years ago?

• Their ability to communicate with humans

• Their existence

• Their ability to camouflage

• Their ability to fly

What percentage of the underwater world has been explored so far?

• 1%

• 5%

• 10%

• 20%

What are the characteristics of the deep ocean environment?

• Frigid, dark, and has little food

• Warm, bright, and abundant in food

• Moderate temperature, well-lit, and rich in nutrients

• Freezing, well-lit, and abundant in food

What invention allowed scientists to explore the deep ocean floor?

• Submersible submarine

• Satellite

• Hot air balloon

• Hovercraft

How do anglerfish attract their prey?

• By using a bioluminous lure

• By swimming quickly

• By making loud noises

• By hiding in the sand

How have deep sea starfish adapted to forage for food?

• They have grown larger and more aggressive

• They have developed bioluminescence to attract prey

• They have formed symbiotic relationships with deep sea creatures

• They have learned to hunt in packs