Question

No flower is as sweet smelling as a rose ( Change the degree)

Answer 1

Rose smells more sweet than any other flower.(Comparative degree)

Rose is the most sweet smelling flower. (Superlative degree)

The question was in the positive degree so it can be changed to both comparative and superlative degrees.

Answer 2

Answer:

Comparative degree:-Rose smell more sweet than any other flower.

Superlative degree:-Rose is most sweet smelling flower.