Q: Most diseases caused by bacteria can be cured by which medicines? Choices: - hydroxides - antioxidants - inhibitors - antibiotics A:
antibiotics

Q: What term describes the long tube that connects the mouth to the anus? Choices: - metabolism tract - esophagus tract - lungs tract - gastrointestinal tract A:
gastrointestinal tract

Q: Q: What is a species that plays an especially important role in it's community called? Choices: - complement - Invasive - Leader - keystone A:
A: keystone

Question: Q: Bone marrow is found inside many bones and produces what? Choices: - tumors - sugar - apoptosis - lymphocytes A:
Answer: lymphocytes

*Question*
Q: Oceans help control global warming by absorbing what? Choices: - hydrogen - ozone - methane - carbon dioxide A:
**Answer**
carbon dioxide

*Question*
Q: Interactions between plants and other organisms result in cycling of chemical nutrients within what? Choices: - habitat - air - water - ecosystem A:
**Answer**
ecosystem