Affect on plants
100

Would the lose of animals effect plants?

Yes they would

200

Could plants live without animals?

Plants could produce their own materials through photosynthesis.

300

Would plants overgrow or die with less animals?

They would overgrow

400

Would complex plants live or die in these lower levels or carbon dioxide?

They would die

500

If all animals went extinct, what percent of carbon dioxide would be gone?

20%