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