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Human bone does not contain

  • calcium
  • carbon
  • oxygen
  • phosphorous

Answer: Option C

Explanation:

Human bone contains calcium, carbon, phosphorous.

Similar Questions :

1. pH of blood is ?

  • 10.4
  • 9
  • 7.4
  • 4

Answer: Option C

2. Petroleum is found in ?

  • Marshy land
  • Metamorphic rocks
  • Igneous rock
  • Sedimentary rocks

Answer: Option D

3. A catalyst is a substance which

  • increases the activation energy
  • increases the rate of reaction and increases the equilibrium concentration of products
  • changes the equilibrium of a reaction so that the concentration of the product increases
  • hastens the attainment of equilibrium

Answer: Option D

4. Human bone does not contain

  • calcium
  • carbon
  • oxygen
  • phosphorous

Answer: Option C

Explanation:

Human bone contains calcium, carbon, phosphorous.

5. The luster of a metal is due to :

  • high polishing
  • high density
  • chemical inertness
  • presence of free electrons

Answer: Option D

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