What do you think the biggest weakness is of sharks?

Are salt and soap nutrients or toxins for yeast? explain.

When plants use sunlight to make food, the energy of sunlight is

Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide