Both Labor and Greens have also said won't support the amendments.

He could not support the amendments, he said.

He said the opposition was being asked to support the amendments without having had time to examine them properly.

But Labor MP Terri Butler said she did not support the amendments, describing them as a "radical departure" from existing Australian law.

According to Schafersman, the seven Texas Board of Education members who've supported the amendments are Young Earth creationists.