Hi there,

Central University entrance test or CUET is an examination held for admissions into various central universities of India.

Talking about preparation for science as main domain subjects,  so refer to these books while preparing:

• Shortcuts in Quantitative Aptitude for Competitive Exams by Disha publications.
• Test of Arithmetic by Arihant Publications.
• Analytical Reasoning and Logical Reasoning by Arihant.
• Disha's Rapid General Knowledge by Disha publications.
• Competitive English Grammar & Composition by Arihant
• NCERT books

Also, check this link for better information: https://university.careers360.com/articles/best-books-for-cucet-exam

hope this information will help you.

Thank you and good luck!!!