Solve these clues to fill the grid.
- A substance that can be consumed to produce energy
- 1 Across
- Produced by the action of water
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- Solid homogeneous inorganic substances occurring in nature having a definite chemical composition (plural)
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- A deep yellow color
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- A distinctive influence
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- Rigid connective tissue that makes up the skeleton of vertebrates (plural)
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- The remains of a plant or animal that existed in a past geological age and that has been excavated
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- Any of numerous extinct terrestrial reptiles of the Mesozoic era
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- Fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period
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- No longer in existence
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- The distinctive form in which a thing is made
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