Across
- 2. Person who specialises in botany
- 3. Person who studies microscopic plants and animals
- 5. Person who studies the outer space, stars etc
- 7. Person who studies weather and climate
- 8. Person who specialises in chemistry
Down
- 1. Person who studies energy,matter etc
- 4. Person who specializes in the history of Earth
- 6. Person who specialises in study of cells