Unit 2 - Environment

Choose the correct word to fill in the blank:

We need to _______________ climate change by using more renewable energy sources.

• tackle

• threaten

• erode

• efficient

Heavy rains can cause ______________, washing away the top layer of the ground.

• endangered

• activated carbon

• natural habitat

• soil erosion

Type your answer: Some household cleaners contain _ _ _ _ _ _ _ _ _ chemicals that can harm people and animals.

Choose the word to fill in the blank:

______________ use of water can lead to shortages in the future.

• Efficient

• Recyclable

• Excessive

• Sustainable

Write the correct word to complete the sentence:

The giant panda is an _ _ _ _ _ _ _ _ _ _ species due to habitat loss.

Choose the word to complete the sentence:

If we don’t stop pollution, it will ________________ where animals live.

• threaten natural habitats

• tackle

• poisonous

• environmentally-friendly

Choose the correct meaning of the word COMPOSTABLE

• Too much of something

• Safe for the environment, causing little or no harm

• A material that can be turned into soil or used as plant fertilizer after it breaks down

• Refers to using fewer resources to do the same amount of work

Fill in the blank:

Over time, wind and rain can _ _ _ _ _ rocks and soil, changing the landscape.

What does the word ACTIVATED CARBON mean?

• A substance used to filter harmful chemicals from the air or water

• A dangerous substance that can harm living organisms

• The process of soil being worn away over time

• Can be broken down by natural processes into harmless substances

Fill in the blank:

Plastic bottles are _ _ _ _ _ _ _ _ _ _, meaning they can be processed and made into new products.