If energy enters ecosystems in the form of photons, then energy enters ecosystems in the form of? Answer choices: - wind - warmth - light - glucose - photons - sun's heat - heat - expelled
photons

If cancer is characterized by cells replicating out of control, then cancer is characterized by cells doing what out of control? Answer choices: - massive damage - smoking tobacco - destroying - replicating - Localized damage - failing - disappearing - Smoking
replicating

Q: If forests naturally keep carbon, then forests naturally keep what? Answer choices: - ants - fish - carbon - ferns - firs - rainfall - heat - protected
A: carbon

Question: If tuna have a circulatory system with a two-chambered heart, then what has a circulatory system with a two-chambered heart? Answer choices: - salmon - Man - Toyota - Birds - koalas - tuna - sharks - toads
Answer: tuna

*Question*
If chemical splashing can cause pain to humans, then what can chemical splashing cause to humans? Answer choices: - death - pain - pleasure - birth - satisfaction - cancer - deadly - Injury
**Answer**
pain

If fungi are the only organisms that can decompose dead trees, then fungi are the only organisms that can decompose dead what? Answer choices: - fossils - legumes - trees - matter - amoeba - coal - elms - bamboo
trees