| ACROSS | |||
| 6 | Any substance, such as manure or a mixture of chemicals, added to soil to increase its productivity. | ||
| 7 | An organism that kills and consumes another organism (prey); includes animalseating other animals, and animals eating plants. | ||
| 8 | A collection of living things and the environment in which they live. | ||
| 9 | A low-lying area of land that holds water naturally. Ponds, swamps, marshes, bogsand fens are examples of wetlands | ||
| 10 | An individual form of life, such as a plant, an animal, or a fungus | ||
DOWN | |||
| 1 | A major nutrient required for good crop nutrition and plant growth; it is highly | ||
| 2 | The act of protecting nature – water, plants and wildlife | ||
| 3 | A watershed is the area of land where all of the water that is on it or under it, drains into the same river, and eventually into a larger body of water, like a lake or ocean | ||
| 4 | An invertebrate animal living in water and often having a soft body, protected by a hard outer shell. An example is a zebra mussel. | ||
| 5 | A chemical substance or preparation for killing plants, especially weeds | ||
