Crossword 2.

4. science /Study of how humans impact the Earth and its resources.
5. /The study of climate change.
7. /Study of fish.
10. /Study of fungi and yeast.
13. zoology /Study of animals without a backbone.
14. /Study of natural, reoccurring chemical compounds and their properties;quarts, fluorite, and calcite.

1. /Study of how the immune system and its responses to invading pathogens.
2. /The study of freshwater, such as rivers, ponds, lakes, creeks.
3. /Study of worms, particularly parasitic.
6. /The study of cell biology including cell anatomy and physiology.
8. /Study of mammals.
9. /Scientific studies on the atmosphere and weather.
10. biology /Study of life in water(ocean(s) preferably).
11. /The study of bacteria, especially in relation to medicine and agriculture.
12. /Study of water on Earth.