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 - Chemistry

Number of moles in 12amu of carbon are

Asked by amritatanwar2004 | 16th May, 2021, 08:43: PM

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CBSE XI Science - Biology

What is percent weight of following in human body A. Potassium B. Iron C. Cobalt

Asked by aavinash7232 | 15th May, 2021, 10:56: AM

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CBSE XI Science - Biology

what is cell sir

Asked by paramumd16 | 15th May, 2021, 10:08: AM

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CBSE XI Science - Physics

10 gm of ice at -10℃ is added to 10gm of water at 85℃.What is the final temperature? 

Asked by akpdbbhhs | 14th May, 2021, 12:51: PM

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CBSE XI Science - Physics

a particle has initial velocity of 9 m/s^2 and retardation of 2m/s^2.find the distance travelled in 5 th second

Asked by trenuka180 | 14th May, 2021, 11:18: AM

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CBSE XI Science - Physics

The frequency is directly proportional to length multiplied by tension and mass in the length of string .derive the formula of frequency

Asked by Umeshlochab80 | 12th May, 2021, 09:24: PM

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CBSE XI Science - Physics

The velocity of the wave in of sound depends on bulk modulus and density of the medium derive the formula of velocity

Asked by umeshlochab887 | 12th May, 2021, 06:17: PM

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CBSE XI Science - Biology

cell division is occurred in -dead cells -bacterial cells -animal cells -plant cells

Asked by sahanamarakundi | 9th May, 2021, 03:28: PM

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CBSE XI Science - Biology

define extremophiles

Asked by shifashaikh8767 | 8th May, 2021, 02:13: PM

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CBSE XI Science - Physics

A furnace emits radiation at 2000 K. Treating it as black body radiation, calculate Wave length at which emission is maximum and the corresponding radiant flux density

Asked by vikranthpoluparthi1 | 4th May, 2021, 12:30: PM

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