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Egg shell made up of
Answer & Solution
Correct Answer:
Option
C
Egg shell made up of CaCO3.
Egg shell is made almost entirely of calcium carbonate (CaCO3) crystals. It is a semipermeable membrane, which means that air and moisture can pass through its pores.
The shell also has a thin outermost coating called the bloom or cuticle that helps keep out bacteria and dust.
Egg shell is made almost entirely of calcium carbonate (CaCO3) crystals. It is a semipermeable membrane, which means that air and moisture can pass through its pores.
The shell also has a thin outermost coating called the bloom or cuticle that helps keep out bacteria and dust.
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