Assertion : Test cross is the cross between the `F_(1)` progeny and either of the parenty types
Reason : Back cross is rhe cross between `F_(1)` progeny and the double recessive genotype

Answer

D

Explanation

A cross of `F_(1)` hybrid with either of the two parents is known as back cross. Crossing of `F_(1)` individual having dominant phenpotype with its homozygous reccessie parent is called test cross.