Explain the following terms with suitable examples :
(i) Schottky defect
(ii) Ferromagnetism.

Define the following terms with suitable examples : Dialysis

Eplain briefly the following terms with suitable examples : isogamy

Explain the terms with suitable examples: Hydrosol

Explain the terms with suitable examples: Alcosol

Explain the terms with suitable examples: Aerosol

Eplain briefly the following terms with suitable examples : diplontic

Eplain briefly the following terms with suitable examples : protonema

Explain the following terms with suitable example: a. Schottky defect b. Frenkel defect c. Interstitials

Explain the following terms with suitable example: a. Schottky defect b. Frenkel defect c. Interstitials d. F-centres

Explain the following terms with suitable example : Food preservatives.