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1. What is meant by assimilation?
2. What are alkalies. Explain with examples?
3. What are the characteristics of chemical changes?
4. Explain the
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Answer:
- Assimilation is the process of absorption of vitamins, minerals, and other chemicals from food within the gastrointestinal tract, as part of the nutrition of an organism.
- Alkalis can be defined as Bases that are soluble in water are called Alkalis. example : Sodium hydroxide, Potassium hydroxide, etc .
3.characteristics of chemical changes:
- Color Change.
- Production of an odor.
- Change of Temperature.
- Evolution of a gas (formation of bubbles)
- Precipitate (formation of a solid)
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