ARW3 Unit 7

1. The clean-up process may _______ years of effort and billions of dollars.

• quantify

• entail

• accumulate

2. Many cleaning products release _____ chemicals into the water, worsening pollution.

• toxic

• ban

• debris

Scientists usually _____ microplastics as one of the most critical threats to the ocean.

• hypothesize

• portrayed

• portray

Tons of plastic _______ float in the oceans, endangering marine ecosystems.

• accumulate

• debris

• consume

A _______ cleanup system has been developed to remove debris from the Pacific Ocean.

• robust

• banned

• consumed

It is difficult to _______ the exact damage caused by oil spills on marine biodiversity.

• accumulate

• consume

• quantify

Humans indirectly _______ microplastics when they eat seafood.

• consume

• consumed

• consuming

The ________ nature of pollution requires global collaboration to find solutions.

• debris

• detected

• pervasive

If we _____ harmful chemicals from being dumped into the ocean, marine ecosystems could recover faster

• consume

• detect

• ban

Many countries have ____ single-use plastics to address the issue of ocean pollution.

• quantified

• banned

• accumulated