Practice every chapter. Know where you stand.
Choose a Biology, Chemistry or Physics chapter pass, or get the seven-test full-syllabus CBT series. Every mock has 180 questions and a 180-minute timer.
View subject passes Try a free chapter testTry one free chapter in each subject
No login or payment required. Choose a complete chapter CBT in Biology, Chemistry, or Physics, then see your score and answer review. Trial results are not saved.
Choose your test access
Each Biology, Chemistry or Physics pass unlocks that subject chapter tests for 30 days. The Full Syllabus CBT Mock Series unlocks seven full-length mocks for 30 days. Scores use +4 for correct, −1 for incorrect, and 0 for unanswered.
The displayed price is the total for 30 days. No automatic renewal.
How secure checkout works
1. Choose your test access
Select a subject chapter pass or the full-syllabus mock series, then enter the email for your private access link.
2. Pay through Razorpay
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3. Payment is confirmed
Our server checks the Razorpay signature and confirms that the payment was captured for the correct order and amount.
4. Activate your pass
After confirmation, a private one-time sign-in link appears. Keep it private and activate within seven days.
Free AITS previous-paper CBT practice
Try nine AITS full-syllabus papers. Each CBT selects 180 questions (45 per subject) with a 180-minute timer and +4/−1 marking. Original PDF pages preserve diagrams, and answer keys are shown only after submission.
About these chapter tests
The current launch set contains 48 text-only chapter tests with 3,010 keyed questions, including three free trials: 20 Biology, 18 Chemistry and 10 Physics. Image or diagram questions, unmatched answers and the Physics “Dual Nature of Radiation and Matter” chapter are excluded. Please report any issue to support so we can review it.