The techniques which help to separate mixtures, involve
A. filtration
B. distillation
C. chromatography
D. all of them
Related Questions on Chapter 15: Mixtures - Science Mcqs for Grade 7
The point at which solid substance changes into liquid state, is called
A. melting point
B. boiling point
C. power point
D. complex point
A technique which is used to desalinate water, is
A. reverse osmosis
B. distillation
C. filtration
D. heating