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