Q: Irradiating food can be used to kill existing microorganisms in the food, and bacterial microorganisms are representative of these biological factors, and e-coli food poisoning is a good example. Given these facts, irradiating food can do which of the following among the following options: - get chemical reactions started  - Make it radioactive  - reusing things  - chemical changes  - Harm consumers who eat it  - Kill e-coli bacteria  - preventing heat transfer  - Cause parasites to reproduce
A: Kill e-coli bacteria


Q: Most canyons are formed by flowing rivers through erosion over long periods of time, and erosion was monitored by means of erosion pins. Given these facts, how do we track canyon changes among the following options: - LEDs  - wind  - forces  - river  - slow  - Pins  - Raft  - three
A: Pins


Q: Mollusks live in most terrestrial, freshwater, and marine habitats, and though most trout are freshwater fish, some live in marine waters. Given these facts, what do some mollusks live near among the following options: - gills  - rivers  - desert  - roads  - fungi  - trout  - clouds  - water
A: trout


Q: Echinoderms have a unique water vascular system with tube feet, and echinoderms are represented by the starfish. Given these facts, what kind of animals has a water vascular system with tubed feet among the following options: - animals  - starfish  - reeds  - insects  - warm-blooded  - sponges  - sea coral  - four limbs
