WONDER #2145: What Is the World’s Worst Weed?
Question 1 of 3
Giant salvinia is an invasive species native to Argentina and which other country?
- South Africa
Question 2 of 3
Which insect has proven to be an effective means of controlling giant salvinia?
- praying mantis
- salvinia weevil
Question 3 of 3
Which of the following is NOT one of the states fighting giant salvinia infestations?
Check your answers online at https://www.wonderopolis.org/wonder/What-Is-the-World’s-Worst-Weed.