need ko po Ng help sa pre-test at looking back please pa help po brainlwsst q po

Answer:
1. A.
2. D.
3. A.
4. B.
5. D.
1. ELEMENT
2. COMPOUND
3. HYDROGEN
4. MIXTURE
5. SOLUTION
6. HOMOGENEOUS
7. HETEROGENEOUS
8. SOLUTE
9. SOLVENT
10. SATURATED SOLUTION
hope it helps:)