Bird-hipped Ornithischian dinosaurs are the ancestors of modern day birds.

a. True

b. False

False

Explanation:

It is found that birds have evolved in the Mesozoic Era from a a group of theropod dinosaurs. the most close relative of modern day bird was supposed to be a primitive bird known as Archaeopteryx. In a recent study conducted by UCMP Berkeley, birds have common ancestors from the theropod lineage. More specifically, lizard-hipped dinosaurs are ancestors of birds.

Hence, the given statement is false