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