1. which of the following statements is not true about absorbents used to soak up different leaks and spills? a) they should have their own specific labeled containers b) they should not be thrown away or disposed of in landfills c) they can be mixed d) they may be picking up hazardous materials 2. contaminated rags are recommended for disposal in landfills. a) true b) false 3. the hazardous component in most antifreeze is which is extremely toxic to humans and animals. a) carbon monoxide b) ethylene glycol c) calcium carbonate d) strychnine

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.