WorksheetsMs. West Classwork: Deep Sea Detectives
Total questions: 9
Worksheet time: 27mins
According to the article, what did scientists find on the lava?
crabs
tube worms
snails
bacteria
Hot liquid rock called lava covered nine square miles of ocean floor. According to the passage, what caused the lava?
deep-sea vents
a volcano
the mid-ocean ridge
deep-sea creatures
After reading this passage, what can you conclude about the underground lava site?
The bacteria may begin a new food web.
More lava will soon cover the site.
Alvin will return for more samples.
Tube worms will eventually feed on crabs.
Read the following sentence from the passage: “The lava is broken by deep-sea vents that spew toxic, or poisonous, chemicals.”In this sentence, the word spew means
twist
talk to
force out
visit
Which statement best describes the central idea of this passage?
Scientists discovered new deep-sea creatures.
Many volcanoes are located along the mid-ocean ridge.
Scientists are learning how deep-sea creatures came to live on lava.
An underwater volcano erupted off the coast of Mexico.
The question below is an incomplete sentence. Choose the word that best completes the sentence.____ the lava erupted, it cooled.
Before
Instead
Next
After
Why might the passage describe the ocean floor as dark and almost freezing?
The ocean floor is dark and almost freezing because no sunlight reaches that deep into the ocean.
The ocean floor is dark and almost freezing because water is always cold.
According to the passage, why did scientists think finding bacteria was important?
Crabs are important.
Finding bacteria seemed important because scientists think the bacteria could help tube worms grow in the area.
What is a food web?
A web that holds food.
A food web is a collection of food that sharks can eat.
A food web is a map that tells fishermen where the food is.
A food web links plants and animals that depend on each other for food.
