Module 1: Lessons 21-32 Vocabulary

The eight tentacles on an octopus are extremely ________.

• captive

• observing

• prey

• flexible

In a food chain or web, _______ are captured and eaten by larger animals.

• prey

• predators

• tentacles

• ecosystems

If humans overfish an area, all of the animals in that ________ will suffer.

• bioluminescent

• ecosystem

• captivity

• colossal

What is the definition of the underlined word?

The Kraken wrapped its tentacles around the ship in order to sink it.

• animal that kills and eats other animals

• slender, flexible limbs

• extremely large

What is the definition of the underlined word?

Animals in captivity can be found in zoos and aquariums around the world.

• range of life forms

• bondage or imprisonment

• natural habitats

Choose a synonym for the underlined word.

The scientist observed the giant squid in its natural environment.

• captured

• watched

• ignored

• found

Choose a synonym for the underlined word.

In the deepest zone of the ocean, there are many animals that are bioluminescent.

• glowing

• alive

• invisible

• hiding

Choose an antonym for the underlined word.

Great white sharks cannot be raised in captivity because they will die.

• imprisonment

• air

• aquariums

• freedom

What word means extremely large?

• observe

• predator

• colossal

• captivity

Which words mean an animal that kills and eats other animals?

• biodiversity

• prey

• observe

• predator