In this article, we bring the CBSE Class 10 Science sample paper and its marking scheme that has been published by the board for the Class 10 Board Exam 2019. Students may download the sample paper and marking scheme in PDF format from the links given in this article.
Importance of CBSE Class 10 Science Sample Paper 2019
CBSE question papers designed for the board exams are completely based on the pattern/format followed in the CBSE sample papers that published for the same year. Solving the latest CBSE sample paper will help Class 10 students to familiarise the structure of board question paper.
CBSE Class 10 Science Sample Paper 2019 will help to
Inside CBSE Sample Paper for Class 10 Science Exam 2019:
A few sample questions from the CBSE Class 10 Science sample paper 2019 are given below:
Q. How is Magnesium Chloride formed by the transfer of electrons? Why does the solution of Magnesium chloride conduct electricity?
Q. For the same angle of incidence in media A,B and C, the angles of refraction are 20o, 30o and 40o respectively. In which medium will the velocity of light be maximum? Give reason in support of your answer.
Q. The electronic configuration of an element ‘X’ is 2, 8, 6. To which group and period of the modern periodic table does ‘X’ belong? State it valency and justify your answer in each case.
Q. The figure below shows three cylindrical copper conductors along with their face areas and lengths. Compare the resistance and the resistivity of the three conductors. Justify your answer.
Q. A compound A (C2H4O2) reacts with Na metal to form a compound ‘B’ and evolves a gas which burns with a pop sound. Compound ‘A’ on treatment with an alcohol ‘C’ in presence of an acid forms a Sweet smelling compound ‘D’(C4H8O2). On addition of NaOH to ‘D’ gives back B and C. Identify A, B, C and D write the reactions involved.
Q. (a)What is meant by the term ‘power of accommodation’? Name the component of eye that is responsible for the power of accommodation.
(b) A student sitting at the back bench in a class has difficulty in reading. What could be his defect of vision? Draw ray diagrams to illustrate the image formation of the blackboard when he is seated at the (i) back seat (ii) front seat. State two possible causes of this defect. Explain the method of correcting this defect with the help of a ray diagram.
To download the complete CBSE Class 10 Science sample paper click on the following link:
After going through the CBSE sample paper, you will easily understand the change in the examination structure that was introduced from last session, i.e., 2017-2018. This sample paper will give you an overview of the question paper which you will see in the Board Exam 2019.
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