Across
- 3. Main source of energy in the diet.
- 4. Place where fish are bred and raised for food.
- 6. Farm animals raised for food.
- 9. the farming of fish species and aquatic plants or species
- 12. sometimes referred to as a biological catalyst
- 13. Changing an organism's DNA to give it useful traits.
- 15. Process plants use to make food using sunlight.
- 17. Substance added to soil to help crops grow.
- 18. Nutrient needed for growth and repair.
- 20. Medicines sometimes given to farm animals to treat disease.
Down
- 1. Chemical used to kill pests that damage crops.
- 2. Farming that aims to produce the maximum yield.
- 5. Choosing parents with desired characteristics to produce offspring.
- 7. Chemical used to kill fungi on crops.
- 8. Building used to grow plants in controlled conditions.
- 10. Chemical used to kill weeds.
- 11. Producing food without harming future resources.
- 14. Variety of living organisms in an area.
- 16. Food produced without most artificial chemicals.
- 19. Amount of crop or food produced.