PUC – Science

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1st PUC TEXT BOOKS

NCERT BOOKS – Physics

NCERT BOOKS – Mathematics

NCERT BOOKS – Biology

NCERT BOOKS – Chemistry

2nd PUC TEXT BOOKS

NCERT BOOKS – 2nd PU Physics

NCERT BOOKS – 2nd PU Mathematics

NCERT BOOKS – 2nd PU Chemistry

NCERT BOOKS – 2nd PU Biology

2nd PU QUESTION BANK

1st PU REVISION NOTES

2nd PU REVISION NOTES

1st PU EXEMPLARY PROBLEMS

2nd PU EXEMPLARY PROBLEMS

2nd PU CBSE SAMPLE PAPERS

1st PU MATHEMATICS SOLUTIONS

EXAM PAPERS

1st & 2nd YEAR PUC Previous Exam Papers

  • PHYSICS

  • CHEMISTRY 

  • MATHEMATICS 

  • BIOLOGY

BIOLOGY HINTS

The continous and gradual change from simple life forms to complex organisms is called Organic evolution, The earliest organisms to emerge on earth were Protozoa, Lamarck’s theory of evolution is called the theory of use and disuse, The first scientist o give the scientific theory on organic evolution was Charles Drawin, The famous book written by Charles Darwin is Origin of Species,

The book origin of species written by Darwin was published in 1859, The scientist who propounded the theory of organic evolution by natural selection was Charles Darwin, The one of the basis of darwins theory was Struggle for existence, The feature of Darwin that the organisms which have favourable variations will succeed and survive is called Survival of fittest, The remains of an ancient organism preserved in earth’s crust are known as Fossils, The branch of science that deals with the study of fosils is called Paleontology,

The first bird known to live during the late jurrasic period was Archaeopteryx, The organs of different group of organisms having fundamental similarity of structure and postion are called Homologus organs, The organs of different groups having different structure and performing similar functions is called Analogus organs, The age of earth is estimated to be approximately 5 billion years,

The age of Invertebrates is called Proterozoic era, The age of amphibians and fishes is called Paleozoic era, The age of reptiles is called Mesozoic era, The mammals belong to the age Coenozoic era, The seed bearing plants emerged on the earth during the Mesozoic era, The flowering plants emerged on the earth during the Coenozoic era, Archaeopteryx is a link between reptiles and birds