(Q).
If injury of the lungs can be caused by a bacterial infection, then injury of the lungs can be caused by what? Answer choices: - running - wind and erosion - breathing - cigarettes - Pesticides - bacterial infection - smoking cigarettes - foggy air
(A).
bacterial infection

(Q).
If insects have jointed segmented exoskeletons, then what have jointed segmented exoskeletons? Answer choices: - insects - mountains - tortoises - barnacles - humans - crocodiles - knee joints - animals
(A).
insects

(Q).
If when electromagnetic energy enters the eye, it falls on the retina, then what goes to the retina upon entering the eye? Answer choices: - sensory neurons - Your sensory system picks it up - sound energy - an electron microscope - electromagnetic energy - vibrations - Electrical energy - heat waves
(A).
electromagnetic energy