Context Clues
Prefixes & Suffixes
Synonyms & Antonyms
Inferences
100

In the story, the submarine descends into the murky water. Based on the sentence, what does murky mean? 

A. Dark or cloudy

B. Clear

C. Green

A. Dark or cloudy

100

The students preview the ocean before the dive. What does the prefix pre- mean?

A. Before

B. After

C. During

A. Before

100

What is a synonym for huge as used to describe the dinosaur?


A) Tiny
B) Enormous
C) Average

B) Enormous

100

A picture shows fish swimming close together in a tight group. What can you infer about why they are grouped?


A) They are playing a game
B) They are lost

C) They are protecting themselves from predators

C) They are protecting themselves from predators

200

The explorers spot a fish that moves with agility. From the description, what does agility mean? 

A. Slowly

B. Quickly or easily

C. Scared

B. Quickly or easily

200

The student made a careless mistake by walking out on the ship. What does the suffix -less mean?

A. Full of

B.  Very small

C. Without

C. Without

200

What is an antonym for shallow when talking about the ocean?


A) Deep
B) Warm
C) Salty

A) Deep

200

Why do the students need lights on their suits?

A. The ocean is very bright.

B. The bottom of the ocean is dark.

C. The ocean is dirty.

B. The bottom of the ocean is dark.

300

The students feel trepidation as the sub creaks in the deep water. What does trepidation mean? 

A. Fear or nervousness

B. Sadness

C. Anger

A. Fear or nervousness

300

The explorers use telecommunication to contact the surface. What does the prefix tele- mean?


A) Near
B) Far or distant
C) Small

B) Far or distant

300

What is a synonym for observe ("The students observed the sea creatures")?


A) Watch
B) Forget
C) Hide

A) Watch

300

Why did the student fall from the ship?

A. He tripped and fell.

B. Someone pushed him.

C. The wood was old and weak, so it broke.

C. The wood was old and weak, so it broke.

400

The ocean floor looks desolate. What does this word most likely mean? 

A. Full of life

B. New

C. Empty

C. Empty

400

The squid are bioluminescent. Break down the word to explain what it means.


A) Living thing that makes light
B) Creature that breathes underwater
C) Plant that grows in darkness

A) Living thing that makes light

400

What is an antonym for fragile when describing a shell?

A) Strong
B) Weak
C) Thin

A) Strong

400

How did the stones fall over?

A. They fell on their own.

B. The student leaned on them for his picture.

C. The dinosaur knocked them down.

B. The student leaned on them for his picture.

500

The guide explains that some fish can use camouflage to hide. What does camouflage mean? 

A. Blending into surroundings

B. Standing out

C. Tails

A. Blending into surroundings

500

The word submersible is used for the submarine. What does the prefix sub- mean?


A) Above
B) Under or below
C) Beside

B) Under or below

500

What is a synonym for mysterious ("The dinosaur was mysterious at first")?


A) Strange or unknown
B) Clear
C) Known

A) Strange or unknown

500

How did the submarine find the student?

A. He yelled for help.

B. They saw his light on top of the stones.

C. The dinosaur told them where he was.

B. They saw his light on top of the stones.