Fact 1: Energy enters ecosystems in the form of sunlight or chemical compounds. Fact 2: Sunlight is composed of photons, or particles of solar energy. Given the two facts above, answer the question "Energy enters ecosystems in the form of " with the following options: - wind - warmth - light - glucose - photons - sun's heat - heat - expelled
photons

Fact 1: Cancer is a disease in which cells divide out of control. Fact 2: Cancer is a family of diseases that is characterized by cells that replicate too rapidly. Given the two facts above, answer the question "cancer is characterized by cells doing what out of control?" with the following options: - massive damage - smoking tobacco - destroying - replicating - Localized damage - failing - disappearing - Smoking
replicating

Q: Fact 1: Carbon may be stored in sedimentary rock for millions of years. Fact 2: Forests are a natural store of carbon. Given the two facts above, answer the question "Forests naturally keep what?" with the following options: - ants - fish - carbon - ferns - firs - rainfall - heat - protected
A: carbon

Question: Fact 1: Fish have a circulatory system with a two-chambered heart. Fact 2: Fish, such as tuna, is a high protein food. Given the two facts above, answer the question "What has a circulatory system with a two-chambered heart?" with the following options: - salmon - Man - Toyota - Birds - koalas - tuna - sharks - toads
Answer: tuna

*Question*
Fact 1: Chemical splashing can cause harm to humans. Fact 2: Some pain can be harmful. Given the two facts above, answer the question "What can chemical splashing cause to humans?" with the following options: - death - pain - pleasure - birth - satisfaction - cancer - deadly - Injury
**Answer**
pain

Fact 1: Fungi are the only organisms that can decompose wood. Fact 2: Wood comes from trees. Given the two facts above, answer the question "Fungi are the only organisms that can decompose dead what?" with the following options: - fossils - legumes - trees - matter - amoeba - coal - elms - bamboo
trees