Free PDF Worksheets & Study Material Download
No signup required — instant download for Classes 9, 10, 11 & 12
Browse chapter-wise notes, topic assignments, practice tests and revision worksheets for CBSE Classes 9 to 12 — plus JEE and NEET preparation material. All PDFs are completely free to download with no account required. Subjects covered include Physics, Chemistry, Mathematics and Biology. Use the filters below to browse by class, subject and material type.
52 PDFs found
Biodiversity and Conservation Test 2 — CBSE Pattern (90 min, 40 marks)
Second full paper with different questions, same blueprint. Includes answer key.
Biodiversity and Conservation · Biodiversity and Conservation
Biodiversity and Conservation Assignment 2 — Challenge + Integrated Problems
Higher-difficulty set with case-based and application problems, with full worked answers.
Biodiversity and Conservation · Biodiversity and Conservation
Biodiversity and Conservation Test 1 — CBSE Pattern (90 min, 40 marks)
Full board-pattern test: Section A (1 × 10), B (2 × 4), C (3 × 4), D (5 × 2) = 40 marks, 90 minutes. Includes answer key.
Biodiversity and Conservation · Biodiversity and Conservation
Biodiversity and Conservation Assignment 1 — Topic-wise Questions
Covers all seven topics: what is biodiversity; patterns; importance; loss; hotspots; conservation strategies; international efforts.
Biodiversity and Conservation · Biodiversity and Conservation
Ecosystem Test 2 — CBSE Pattern (90 min, 40 marks)
Second full paper with different questions, same blueprint. Includes answer key.
Ecosystem · Ecosystem
Ecosystem Assignment 2 — Challenge + Integrated Problems
Higher-difficulty set with data and diagram-based problems, with full worked answers.
Ecosystem · Ecosystem
Ecosystem Test 1 — CBSE Pattern (90 min, 40 marks)
Full board-pattern test: Section A (1 × 10), B (2 × 4), C (3 × 4), D (5 × 2) = 40 marks, 90 minutes. Includes answer key.
Ecosystem · Ecosystem
Ecosystem Assignment 1 — Topic-wise Questions
Covers all seven topics: structure; productivity; energy flow and the 10% law; pyramids; decomposition; nutrient cycling; succession and ecosystem services.
Ecosystem · Ecosystem
Organisms and Populations Test 2 — CBSE Pattern (90 min, 40 marks)
Second full paper with different questions, same blueprint. Includes answer key.
Organisms and Populations · Organisms and Populations
Organisms and Populations Test 1 — CBSE Pattern (90 min, 40 marks)
Full board-pattern test: Section A (1 × 10), B (2 × 4), C (3 × 4), D (5 × 2) = 40 marks, 90 minutes. Includes answer key.
Organisms and Populations · Organisms and Populations
Organisms and Populations Assignment 2 — Challenge + Integrated Problems
Higher-difficulty set with graph and case-based problems, with full worked answers.
Organisms and Populations · Organisms and Populations
Organisms and Populations Assignment 1 — Topic-wise Questions
Covers all seven topics: the environment; abiotic factors; responses to stress; adaptations; population attributes; population growth; life history and interactions.
Organisms and Populations · Organisms and Populations
Class 9 & 10 — Free CBSE PDFs
Download free worksheets for CBSE Class 9 and Class 10 covering all major topics — real numbers, triangles, acids and bases, matter, motion, and more. Each PDF is exam-ready with solved examples and practice questions aligned to the latest CBSE pattern. No registration needed.
Browse Class 9 PDFs →Class 11 & 12 — Notes & Assignments PDF
Senior secondary students can download free Physics, Chemistry and Maths notes PDF for Class 11 and Class 12 — covering topics from kinematics and thermodynamics to organic chemistry, calculus and probability. Ideal for CBSE boards, JEE Main and NEET.
Browse Class 11 PDFs →Free Practice Tests & Mock Papers PDF
Download free CBSE and JEE practice test papers as PDFs — topic-wise tests and full-length mock papers written by experienced faculty. Check your preparation, identify weak areas and track improvement. All test papers are free to download and print.
Browse Practice Tests →Frequently Asked Questions — Free PDF Worksheet Download
Do I need to sign up to download the PDF worksheets?
No. Every PDF on this page is available as a free, instant download with no account or signup required. Click the download icon on any card and the PDF opens immediately.
Are these worksheets free for CBSE students?
Yes — completely free. All notes, assignments and practice tests are created by the teachers at Narayan Gurukul Academy and shared at no charge for CBSE Classes 9 to 12.
Which subjects are covered?
We currently publish PDFs for Physics, Chemistry, Mathematics and Biology, including chapter-wise notes, topic assignments and full mock-test papers aligned to CBSE, JEE and NEET syllabi.
How often is new material added?
New worksheets and notes are uploaded every few weeks as the academic year progresses. Use the Class and Subject filters to find the latest additions for your course.
Can I print the downloaded worksheets?
Yes. All PDFs are printer-friendly. Open the file in any PDF reader and print directly — no watermarks or restrictions.