Vocabulary basics
Science
Extreme animals
Comparisons
Present perfect
100

This word means “very, very small.”

Tiny

100

A very small living thing is called a ______.

Life form

100

This animal is also called a “water bear.”

Tardigrade

100

Complete: “This container is ______ big ______ that one.”

as big as

100

Complete: “Scientists ______ studied extremophiles.” (study)

have studied

200

This word means “not dead.”

Alive

200

A tool used to see tiny things is a ______.

Microscope

200

This tiny animal can live in very salty water.

Brine Shrimp

200

Complete: “This place is not ______ cold ______ Antarctica.”

as cold as

200

Complete: “We ______ seen this before.” (see)

have seen

300

This word means “a place where scientists work.”

Laboratory

300

An organism that lives in extreme conditions is called an ______.

Extremophile

300

This animal is a small frog with a strange nose.

Purple pig-nose frog

300

Make a sentence: temperature / high / desert / volcano

The temperature in the desert is as high as in a volcano. (or similar correct form)

300

Make a sentence: “They / discover / a new life form.”

They have discovered a new life form.

400

This word means “a thing used to hold something.”

Container

400

Animals that are in danger of disappearing are called ______.

Endangered

400

This parasite can live inside a fish’s mouth and eat its tongue.

Tongue-eating louse

400

Correct: “This life form is as tiny than that one.”

This life form is as tiny as that one.

400

Correct the mistake: “She has study extremophiles.”

She has studied extremophiles.

500

This phrase means “not having something.”

A lack of...

500

These are the environment factors like heat, cold, or pressure.

Conditions

500

This very small animal can change the color of its shell.

Pink Fairy Armadillo

500

Make a sentence using: pressure / deep ocean / space

The pressure in the deep ocean is as strong as in space. (accept similar correct structure)

500

Ask a question: “you / ever / use a microscope?”

Have you ever used a microscope?

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