Hey arminder..

IISER contains 60 questions. The number of questions are eaqually divided into the following subjects. ,

• Biology
• chemistry
  
• Mathematics  &
• Physics

So no subject is highly important, all are equally important.

Mathematics is necessary for some branches like engineering sciences and economic

Each subject contains 15 questions.

+3 for correct response

0 for no response

-1 for wrong response.

Thank you.

For any other queries please do comment.

Hello arminder

Yes iiser aptitude test includes a section of mathematics thus it is important that you know about certain topics of maths. Some of the topics that are there in the syllabus for iiser are

Sets

Relations and functions

Trigonometric Functions

Inverse Trigonometric Functions

Principle of Mathematical Induction

Complex Numbers and Quadratic Equations

Linear Inequalities

Permutations and Combinations

Binomial Theorem

Sequences and Series

Straight Lines

Conic Sections

Introduction to Three Dimensional Geometry

Limits and Derivatives

Mathematical Reasoning

Statistics

Probability

Matrices

Determinants

Continuity and Differentiability

Application of Derivatives

Integrals

Applications of integrals

Differential equations

Vectors

Three dimensional geometry

Linear Programming

Thanks for contacting us.