Mariana Trench Comprehension

What does bioluminescence mean?

• The ability of organisms to produce light through chemical reactions.

• A process by which plants photosynthesize in the dark.

• The phenomenon of animals changing color for camouflage.

• The method by which organisms communicate using sound.

What is the Challenger Deep?

• A mountain range in the Himalayas

• The deepest point in the Mariana Trench, reaching about 36,000 feet below sea level.

• A famous underwater volcano in the Pacific Ocean

• A large underwater cave system in the Caribbean Sea.

What is the Mariana Trench?

• A mountain range in the Pacific Ocean.

• The deepest part of the world's oceans, located in the western Pacific Ocean.

• A type of marine life found in the Pacific Ocean.

• A historical site in the Pacific Ocean.

What does the term 'compare and contrast' mean in text structure?

• A text structure that lists events in chronological order.

• A text structure that discusses similarities and differences between two or more subjects.

• A text structure that provides a detailed description of a single subject.

• A text structure that presents a problem and its solution.

What is water pressure?

• The temperature of water at a given depth.

• The force exerted by water on an object, which increases with depth.

• The amount of water flowing through a pipe.

• The density of water at different temperatures.

What type of organisms can be found in the Mariana Trench?

• Certain types of fish, crustaceans, and microorganisms

• Only large mammals like whales

• Common freshwater fish

• Birds and insects

How does water pressure at the bottom of the Mariana Trench compare to sea level?

• Water pressure at the bottom of the Mariana Trench is the same as at sea level.

• Water pressure at the bottom of the Mariana Trench is slightly greater than at sea level.

• Water pressure at the bottom of the Mariana Trench is over 1,000 times greater than at sea level.

• Water pressure at the bottom of the Mariana Trench is only 100 times greater than at sea level.

What does the term 'luminous' refer to?

• A. Something that is dark and shadowy.

• B. Something that emits or reflects light.

• C. Something that is heavy and dense.

• D. Something that is cold and lifeless.

What is the main purpose of the graphic resource on page 30?

• It helps the reader understand the different depth levels where events occurred in the Mariana Trench.

• It provides a historical overview of the Mariana Trench.

• It illustrates the marine life found in the Mariana Trench.

• It shows the geographical location of the Mariana Trench.

What is the role of deep-sea exploration?

• To study the effects of climate change on land ecosystems.

• To learn about marine life, underwater geology, and the effects of human activity on the ocean.

• To explore outer space and its impact on Earth.

• To develop new technologies for renewable energy sources.