CTET PAPER 2 · SST
Which of the following is not true for minerals ?
- They are naturally occuring substances.
- They have a definite chemical composition.
- They are formed in different types of geological environments.
- All minerals are non-metallic.
Which of the following is not true for minerals ?
- They are naturally occuring substances.
- They have a definite chemical composition.
- They are formed in different types of geological environments.
- All minerals are non-metallic.
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