Question

You want to find out about traditional fertilizers used for growing corn before modern agricultural technology was developed. Since this is a complex topic, you want to break it down into its main concepts to help identify keywords that could help you search. Are the keywords below examples of the essential concepts from this topic?

Answer 1

Keywords should be: fertilisers, corn, traditional.

Step-by-step explanation:

Keywords must be nouns mainly, but also they have to be popular words in the niche.