Which books are useful for Earth Science preparation for the CSIR NET exam?

The list of some of the important topics of Mathematical Science paper is mentioned below:

• Analysis
• Numerical & Complex Analysis
• Calculus of Variations
• Linear Integral Equations
• Algebra
• Ordinary Differential Equations (ODEs)
• Descriptive Statistics, Exploratory Data 
• Classical Mechanics

The CSIR NET Physical Science Paper consists of the important topics as mentioned below:

• Mathematical Methods of Physics
• Classical Mechanics
• Thermodynamic and Statistical Physics
• Electromagnetic Theory
• Quantum Mechanics
• Electronics and Experimental Methods

Topics that are covered in the CSIR NET Life Science exam are listed below:

• Molecules and their Interaction Relevant to Biology
• Cellular Organization
• Cell Communication and Cell Signaling
• Developmental Biology
• System Physiology – Plant
• System Physiology – Animal
• Fundamental Processes
• Ecological Principles
• Evolution and Behavior
• Inheritance Biology
• Diversity of Life Forms
• Applied Biology
• Methods in Biology, etc.

Officially, the CSIR NET Syllabus is available on the official portal at csirhrdg.res.in. It is available subject-wise in the form of PDF. Candidates can downlaod by visiting the official website. The CSIR NET syllabus is also available on this page itself. 

Yes, the NTA has released the CSIR NET 2025 Answer Key on its portal. The candidates are required to login with their credentials to download their subject answer key. The last date to send objections is January 1, 2026.