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If you use a natural resource that is (a)   ,it can stay at a certain level and not cause harm to the environment.

• sustainable
• edible
• forbidden
• compost

Decayed plant waste that can be used to fertilize soil.

• compost

• digest

• nutrition

• forbidden

To those of us who’ve never crunched a cricket or slurped a worm, the idea of eating bugs sounds pretty gross. We wouldn’t eat those creepy-crawlies even if someone dared us! Yet lots of bugs are ​ (a)   , tasty, an​d perfectly (b)   .

• nutritious
• edible
• pests
• digest

Insects or small animals that harm crops or annoy people.

• compost

• pests

• forbidden

• edible

If something is, ​ (a)   it is not allowed or accepted.

• forbidden
• attitudes
• pests
• compost

The ways you think and feel about something.

• digest

• compost

• attitude

• pests