Faran has grown tomatoes in his farm. He is afraid that the weeds in the farm might damage the tomatoes. He wants to spray the weedicides and get rid of the weeds. Which is the right time to spray the weedicides? 1 just before sowing the seeds of the tomatoes 2 just before ripening of the tomatoes 3 after tomato plants reach their maximum height 4 before the weeds start producing flowers

The thing that he could do in order to increase the size of the tomatoes is : Spray the plants with gibberellins

Gibberellins is some sort of hormones that could reduce the flowering of the plants which will increase the size of the fruit

Explanation:

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.