World Population Growth Crossword
This printable crossword puzzle on the topic of Environmental Science has 12 clues. Answers range from 4 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
1. Scientists developed new ways to change ______ so they produce more food.
2. What supplies the farmers with water?
3. What makes crops grow quicker and produce more food?
4. What is used to help control diseases and pests that kill or eat crops?
5. What invention has saved farmers time and resulted in greater food production?
6. Name one scientific development.
7. Today, scientists know the ________ of most diseases.
8. Name one scientific development that helped control diseases.
9. There are new ways of _________ water so it’s clean to drink.
10. They are building proper _________ systems.
11. Canning and refrigeration have improved people’s _____.
12. Canning and refrigeration has improved the _______ of foods that people can eat.
