For a healthy crop to grow, it needs fertilizers,heat,sunlight and moisture.By testing the soil, they can determine which nutrients are missing. This information helps them apply the appropriate amount of fertilizer, ensuring their plants get exactly what they need to thrive.

Farmers ensure plant survival by doing a few key things:

1. Soil Preparation: They prepare the soil by tilling it, adding nutrients, and checking for good drainage.

2. Watering: Farmers make sure plants get enough water, either through rain or irrigation systems.

3. Pest Control: They protect plants from pests and diseases by using pesticides or natural predators.

4. Crop Rotation: By rotating different crops, they maintain soil health and reduce pests.

5. Choosing the Right Seeds: They select seeds that are suited for their climate and soil type.

Ans:For a healthy crop to grow, it needs fertilizer, heat, sunlight and moisture. Farmers take soil tests to see what nutrients their fields may be lacking. With these results, they are better able to apply precise amounts of fertilizer to their crop.