Question

Animals contribute to the nitrogen cycle by producing

(unscramble the following letters for a hint... twsea).

Answer 1

The jumbled word "twsea" unscrambles to "waste," which provides a hint that the answer is "waste," as animals produce waste such as urine and feces that contain nitrogen compounds. These nitrogen compounds are then broken down through the nitrogen cycle by various microorganisms, ultimately returning nitrogen to the soil to support plant growth