Q: What are the extremely small particles that comprise all matter? Choices: - ions - protons - electrons - atoms A:
atoms

Q: Blood is made up of red blood cells, white blood cells, platelets, and what else? Choices: - pathogens - hemoglobin - potassium - plasma A:
plasma

Q: Peregrine falcons made an incredible recovery after laws were passed banning the use of what? Choices: - Carbaryl - miticide - Acetamiprid - ddt A:
ddt

Q: Symptoms of viral diseases result from what kind of response to a virus? Choices: - infection - pathogenic - mutation - immune A:
immune