A) When the material can be used many times. B) When the material can be used in cooking. C) When the material gives other uses aside from its purpose. D) When the material brings danger to people and environment.
A) When the material served its primary use and can be discarded. B) When the material is still another use. C) When the material can be recovered and be used a fuel. D) When the material can be repaired.
A) Flattened B) Melts by the sun C) Decomposed by bacteria D) Broken into pieces
A) rubber B) wood C) paper D) leaves
A) Drained Batteries B) Old Newspapers C) Empty Disinfectant Bottle D) Used Paintbrush
A) Empty Mayonnaise Jar B) Plastic Water Bottles C) Rubber Tires D) Drained Batteries
A) Antibiotic B) Sodium Chloride C) Vinegar D) Sodium bicarbonate
A) Vinegar B) Sodium Chloride C) Mercury D) Penicillin
A) Plastic straw B) Plastic bottle C) Cleaner D) Paper
A) Throw it into the river B) All of these C) Keep it your house D) Segregate it properly and recognize the useful and harmful materials
A) beer B) soda C) coffee D) dishwashing liquid E) fish sauce
A) Bleach B) Alcohol C) Dishwashing Liquid D) Soap E) Butter
A) muriatic acid B) milk teasoy sauce C) insecticideinsecticide D) fruit shake E) gasoline
A) cooking oil B) vinegar C) toothpaste D) gasoline E) dishwashing liquid
A) FALSE B) TRUE
A) TRUE B) FALSE
A) TRUE B) FALSE
A) FALSE B) TRUE
A) TRUE B) FALSE
A) FALSE B) TRUE |