Q.How will an organism be benefited if it reproduced if reproduces through spores ?

Solution :

The advantages that an organism will have if it uses spores for reproduction are as follows:

Several spores produced in one sporangium would be large.
To avoid competition in one place, spores can be distributed to faraway places with the help of air.
To prevent dehydration under unfavourable conditions, the spores are covered by thick walls.