Can you help me please

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n

Growing crops in places where major pests don't live using beneficial insects to eat harmful insects using a rat trap instead of a rodenticide developing drought-resistant tomato plants using beneficial insects or natural oils to repel pests planting a different crop every year to fake out the pests keeping food covered to deter ants and rodents developing bean plants with a resistance to fungus picking caterpillars off tomato plants cultivation practice biological control cultural control genetic resistance natural chemicals