(Question)
Q: What are in leaves that function as solar collectors and food factories? Choices: - cellulose - vacuoles - fibroblasts - chloroplasts A:
(Answer)
chloroplasts

(Question)
Q: What serves as a first responder to pathogenic threats that bypass natural physical and chemical barriers of the body? Choices: - cells immune system - super immune system - immense immune system - innate immune system A:
(Answer)
innate immune system

(Question)
Q: What keeps earth in orbit around the sun? Choices: - energy - motion - momentum - gravity A:
(Answer)
gravity