Worksheets章魚
Total questions: 10
Worksheet time: 6mins
Octopuses might seem like ____________ mindless monsters.
critically
dreadfully
gratefully
absolutely
Octopuses are widely considered to be the most ______________ of all invertebrates.
internal
irrational
intelligent
irresistible
What is an invertebrate?
An animal without eyes.
An animal without legs.
An animal without memories.
An animal without backbones.
Octopuses can solve ______________ problems.
complex
complete
complicate
compliment
According to the text, which of the following can octopuses do? (複選)
Taking notes.
Opening a jar.
Trapping a clam.
Thinking up games.
Why did the author mention octopuses searching a cave?
To explain how they find food.
To provide more details about their lifestyle.
To show their relationships with clam shells.
To tell the readers that octopuses are multitasking.
The arms of octopuses are covered in powerful ____________.
shells
sirens
suckers
skeletons
Which of the following about octopuses is true? (複選)
They have 2 hears.
They have blue blood.
Their blood is copper-based.
Their skin is covered with some iron.
Which of the following takes up more energy of octupuses?
Crawling.
Walking.
Swimming.
Hunting.
What does the word "camouflage" mean?
Posing a threat to other animals.
Keeping hidden from predators.
Spraying a toxic ink to blind others.
Changing the color to blend in with the environment.
