CBSE Class 11-science Questions and Answers

If you are looking for Class 11 Science online study materials, you’ve come to the right place. On TopperLearning, you’ll find quality e-learning materials for subjects such as Physics, Chemistry, Biology, Mathematics, and Hindi. These study materials include sample papers, MIQs, textbook solutions, video lessons and more.

Understand the course structure and exam paper pattern by going through the latest CBSE Class 11 Science syllabus. With access to the accurate list of syllabus topics, you’ll be able to create an appropriate study plan for your exams. Revision is key to remembering the key concepts learned in class. Get free access to the important revision notes for CBSE Class 11 science prepared by TopperLearning’s experts. Also, improve your Hindi writing skills with textbook solutions or understand concepts in Physics with our conceptual videos.

You just need to access your TopperLearning dashboard for utilising our compiled CBSE Class 11 Science study resources such as sample papers, NCERT solutions, syllabus, videos, revision notes and online mock tests. Study complex topics as per your convenience with our 24/7 access to CBSE Class 11 Science resources and score well in your CBSE final exams for Class 11.

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CBSE XI Science - Biology

Is photorespiration present at low co2 concentration in c3 and c4 plants?

Asked by arushidabhade | 18th Jan, 2020, 10:56: PM

CBSE XI Science - Chemistry

what is the weightage of chemistry chapters?  

Asked by Reemali | 9th Mar, 2017, 05:26: PM

CBSE XI Science - Chemistry

O- ion is formed by release of energy while O2- ion is formed by gain of energy? Explain?

Asked by nisha_vini29 | 9th Feb, 2017, 02:13: PM

CBSE XI Science - Chemistry

 Its not getting to my head that  Why wave number is preferred  for spectroscopy??

Asked by nitishkrnehu09 | 18th Jul, 2016, 06:58: PM