Unit 6

Some robots are designed to ______ human movements.

• mimic

• ignore

• prevent

• damage

X-rays use a type of ______ to scan bones.

• radiation

• bacteria

• injury

• movement

Air purifiers help to ______ dust and allergens.

• filter out

• add

• absorb

• increase

One ______ of artificial intelligence is in self-driving cars.

• application

• mistake

• danger

• failure

Photosynthesis is the ______ plants use to make food.

• process

• material

• failure

• appearance

Farmers plant ______ in the soil to grow crops.

• seeds

• leaves

• roots

• branches

Some ______ can cause infections, while others are beneficial.

• bacteria

• skeletons

• falcons

• predictions

The bald ______ is a symbol of the United States.

• eagle

• bacteria

• skeleton

• fuel

A ______ is known for its speed when hunting prey.

• falcon

• skeleton

• seed

• experiment

Lions hunt ______ such as deer and zebras.

• prey

• eagles

• seeds

• movement