Question

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Answer 1

Answer:

Q.1 = (b) porcelain filters

Q.2= (a) handpicking

Q.3=(a) filteration

Explanation:

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Answer 2

Answer:

1 . Physical treatment

Filtration removes particles from water either by passage through a layer of sand, such as a rapid gravity filter, or in a mechanical filter. Dissolved air flotation removes suspended solids from the water.

Pathogens: Sedimentation, filtration, disinfection

Turbidity and particles: Coagulation/ flocculation, sedimentation, granular filtration

Major dissolved inorganics: Softening, aeration, membranes

Minor dissolved inorganics: Membranes.

2 .Threshing : - The process to separate grain from (corn or other crops), typically with a flaid or by the action of a revolving mechanism. ... The method of separating grain from the stalk is called threshing. In it the stalk was beaten to get grain.

3.Process used to recover both the components, i.e., alcohol and iodine, from the tincture of iodine is distillation.

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