(Question)
If pollution has a negative impact on the population size of a species, then what has a negative impact on a species population size? Answer choices: - influenza - assistance - pollution - distractions - liver cancer - copper - Pesticides - disease
(Answer)
pollution

(Question)
If mammals prevent death with the help of a diaphragm, then what do mammals use a diaphragm for? Answer choices: - movement - Movement of an air mass - Pumping water - survival - Preventing death - To keep their body heat. - Shaving cats - Making friends
(Answer)
Preventing death

(Question)
If food is irradiated for space travel, then what food is required for space travel? Answer choices: - hydration - humans - Energy. - irradiated - heat energy - nutrients - Proteins - survival
(Answer)
irradiated