U2 W1 Progress Check

Directions: Choose the word or word group that has about the same meaning as the underlined word.

Thomas hopes to study marine biology in college.

• part of a ship

• related to the sea

• a type of computer

• related to birds

Directions: Choose the word or word group that has about the same meaning as the underlined word.

We learned about the parts of an ecosystem.

• banking process

• data recorder

• engine structure

• network of living things

Directions: Choose the word or word group that has about the same meaning as the underlined word.

The captain went to the flying bridge to steer around the iceberg.

• ship’s bow

• rescue boat

• high platform

• ship’s stern

Directions: Choose the word or word group that has about the same meaning as the underlined word.

The chlorophyll in plants allows them to make food.

• bacteria

• green substance

• small plankton

• nutrients

Directions: Read the question. Then choose the best answer.

Which word is a synonym for nautical in the sentence below?

We are planning on sailing at least 15 nautical miles if the wind holds tomorrow.

• toward the horizon

• related to navigation

• natural history

• scientific observations

The author’s main purpose in writing the selection is —

• to emphasize the importance of protecting the oceans

• to define what the word phyto means as used in marine science

• to explain the importance of phytoplankton in the ocean ecosystem

• to suggest other ways scientists are working to make the sea healthier

The author’s purpose for including paragraph 5 is to help the reader —

• comprehend the importance of iron in the ocean ecosystem

• understand the challenges in protecting the ocean ecosystem

• recognize that marine science is making new discoveries every day

• understand the role of phytoplankton in producing half of the world's oxygen

The author presented the information in paragraph 3 to —

• explain how phytoplankton came by their name

• describe the journey that a phytoplankton undertakes

• suggest one way that phytoplankton can be used in marine science

• express an opinion about why phytoplankton are disappearing in the oceans

How does the diagram help you understand the information in the selection?

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