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