In which zone will you find the most producers who perform photosynthesis?
a) sunlight zone
b) midnight zone
c) hadal zone
sunlight zone
"Playing and running energetically contradict her saying she feels tired."
What does the word contradict mean in the sentence?
a) provide support for
b) show the opposite of
c) seem to take in
show the opposite of
"Kelp is not a plant because it does not have roots."
Why is the connecting word because used to combine the two ideas into one sentence?
a) The second part of the sentence gives a reason for why kelp is not a plant.
b) The second part of the sentence tells something different about kelp.
c) The second part of the sentence defines what kelp is.
The second part of the sentence gives a reason for why kelp is not a plant.
Marine debris, such as plastic objects, gets caught in gyres. Why is plastic harmful to the ocean? (select all that apply)
a) Plastic blocks sunlight, making it hard for the producers to make food.
b) Plastic floats near boats, making it hard to sail.
c) Plastic contains toxins that, if eaten, can make organisms sick.
Plastic blocks sunlight, making it hard for the producers to make food AND Plastic contains toxins that, if eaten, can make organisms sick.
Which sentence uses the word migration correctly?
a) The birds will start their migration to the south in the fall.
b) Their migration plan is to stay in the same place for many years.
c) Trees go through seasonal changes, which are a form of migration.
The birds will start their migration to the south in the fall.
Which work activity is NOT done by a marine biologist?
a) collecting information about the ocean
b) studying marine animals
c) making laws about the ocean
making laws about the ocean
Which item is an example of something in clusters?
a) bunches of grapes on a vine
b) boxes of crayons on a table
c) soccer balls on a lawn
bunches of grapes on a vine
Choose the word that best completes the sentence.
"The ______ of Ray Charles gives factual information about his life as a musician."
a) biology
b) biography
c) biochemist
biography
How are kelp and coral different?
a) Kelp is a type of algae and coral is an animal.
b) Kelp is stationary, or still, and coral moves around.
c) Kelp has roots and coral may have a hard skeleton.
Kelp is a type of algae and coral is an animal.
"The students review their draft writing and edit it for clarity."
What does the word clarity mean in the sentence?
a) the characteristic of seeing something clearly
b) the characteristic of being easily understood
c) the characteristic of doing something well
The characteristic of being easily understood.
What adaptation do some deep predators, such as lantern fish, use to attract their prey?
a) noises
b) bubbles
c) bioluminescence
bioluminescence
Which animal is an example of a mollusk?
a) jellyfish
b) clams
c) turtles
clams
Choose the word that best completes the sentence.
"The coral reef looks colorful and vibrant in the _____ taken with the underwater camera."
a) photocopy
b) photograph
c) photosynthesis
photograph
Choose the word or phrase that best completes the sentence.
"Mangrove forests and estuaries are located near ________."
a) coastlines
b) cold climates
c) rocky areas
coastlines
"A chameleon's changing skin color is an adaptation that allows the lizard to blend in with its habitat."
What does the word adaptation mean in the sentence?
a) a trait or property that describes something
b) a substance that is poisonous to living things
c) a characteristic that adjusts to the environment
a characteristic that adjusts to the environment
How is a gyre formed in the ocean?
a) by trash
b) by currents
c) by fish
by currents
Which sentence describes something as entangled?
a) The fish swam freely as they passed the fisherman's net.
b) While playing, the cat's body got wrapped up in the yarn.
c) There was enough wind to fly the kite high in the sky.
While playing, the cat's body got wrapped up in the yarn.