CBSE Class 12-science Questions and Answers

Adequate preparation for Class 12 Science subjects also gives you an edge if you want to pursue engineering or medicine-related courses in reputed colleges in India. The reason is, your Class 12 Science syllabus topics are part of the syllabus of competitive exams like JEE or NEET. You can find all the necessary resources for your Class 12 exam preparation along with JEE and NEET prep e-learning materials on TopperLearning.

Now, you can quickly revise Class 12 topics with our complete textbook solutions for NCERT CBSE Class 12 Science. Our Class 12 textbook solutions cover subjects such as Physics, Biology, Chemistry, Mathematics and Hindi. For extra practise, our textbook solutions also consist of free RD Sharma solutions for Class 12 Mathematics. Study thoroughly by using our model answers that are created by subject experts, as per your latest Class 12 Science syllabus and exam guidelines.

Browse through our CBSE Class 12 Science resources and add these resources to your study plan as required. Practise questions from CBSE Class 12 Science Mathematics a little more or revise the most important questions in Physics multiple times. And if you come across difficulties, ask your questions through our ‘Undoubt’ section to get the necessary answers. This way, preparing for your exam with some of the best Class 12 study materials right here on TopperLearning can support you in achieving the desired score in your board exam.

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CBSE XII Science - Physics

Two equal small spheres each weighing 1g , hang by two equal silk threads from the same point. The spheres are charged when in contact and come to rest with their centres 2cm apart and 20cm vertically below the point of support. Find the charge on each sphere. 

Asked by ishantkundu31 | 14th Jun, 2021, 05:00: PM

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CBSE XII Science - Physics

Asked by avaneesh1162 | 14th Jun, 2021, 08:03: AM

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CBSE XII Science - Physics

State Gauss's theorem ? Derive the expression for electric field due Spherical hollow conductor and infinitely charged sheet and linearly charged conductors.

Asked by avaneesh1162 | 13th Jun, 2021, 08:56: AM

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CBSE XII Science - Biology

why does the pollen grain not disintegrate in adverse environmental condition

Asked by begomhamida567 | 12th Jun, 2021, 04:52: PM

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CBSE XII Science - Physics

Obtain the ratio of Electric field formed by an ideal dipole at points lying on axial and equatorial axis.

Asked by avaneesh1162 | 12th Jun, 2021, 11:06: AM

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CBSE XII Science - Biology

describe any two situations in whSolution The target sells ofluteinsing hormone in males are the leydig ceHs and in females are the mature growing follicles LH in males stimulates the leydig cells of tests to synthesise and secrete Androgens which in turn stimulate the process of spermatogenesis .LH in femalales stimulatethe otimulate the ovulation, transformation of graafian follicle into corpus luteum to secrete progesterone which prepares the endometrium to receive and implant blastocystich preformed antibodies are given to a person what kind of immunisation is it? also discuss its advantage

Asked by gouruabdul | 8th Jun, 2021, 11:03: AM

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CBSE XII Science - Biology

write any Two names of pathogens that cause helminthic disease IN human

Asked by Sakshammittal888 | 1st Jun, 2021, 09:10: PM

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CBSE XII Science - Physics

what is meant by electric power

Asked by suresh.garaga1976 | 1st Jun, 2021, 09:27: AM

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CBSE XII Science - Physics

if we rubbed comb in hair and then we brought near paper then we see they get attract each other ,so in that case comb is negative or positive charge ?

Asked by prakashseema091 | 31st May, 2021, 03:18: PM

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CBSE XII Science - Chemistry

difference between glucose and fructose?

Asked by praveenk5480 | 31st May, 2021, 11:22: AM

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