NEET 2022 Model Paper 4

There are total 4 pure homozygous offsprings (1 RRYY, 1 RRyy, 1 rrYY, 1rryy) obtained in F2 generation of Mendelian dihybrid cross.
Hence, out of 240 individuals;

4

16

×240⇒60 individuals would be pure homozygous.