TARDIGRADES

The unit is about animals that _____ live in extreme conditions.

• can

• can't

Tardigrades comes from the Latin ''______ walker''.

• slow

• fast

Tardigrades have adapted to their harsh _____________.

• environments

• enviroments

However, like other mammals, the polar bear and the camel _____ only exist in certain range of conditions.

• can

• can't

The tardigrade's nickname is ''water bear''.

• FALSE

• TRUE

This tiny organism is _____ than a millimeter long.

• more

• less

They can survive despite a lack ___ water and oxygen.

• a

• of

• on

• in

Apart from the Tardigrades, there _____ many varieties of even smaller, single-celled microbes that scientists call EXTREMOPHILES.

• ARE

• IS

Scientists find these organisms very interesting because they help us understand how life might exists on _________ planets.

• another

• other