Are the maths questions for NATA exam from NCERT syllabus itself? Is it enough to be thorough with NCERT maths textbook sums?
the syllabus for the mathematics questions asked in the NATA entrance exam is same as that of what you have studied in your 11th and 12th standard.The difference here will be the difficulty level of the questions asked in the exam. If you are thorough with the NCERT textbook sums then you can move on to the difficult problems like questions asked in IIT JEE and other entrance exams.
You can explore questions given here on DQ Edge itself to get an idea of what type of question are asked.