Why is it necessary to fertilize agricultural crops to improve productivity?

Explanation:

Due to regulkar use of soil, the nutrients in the soil have been constantly used by the plants grown on it.

Due to this, soil has lost its value.

Application of fertilizer is one wey through which farmers artificially provide nutrients to the soil.

Therefore, application of fertilizers becomes neccessary for improved crop productivity.

what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.