CBSE Class 10 Science Sample Paper 2017 Set B

Read and download PDF of CBSE Class 10 Science Sample Paper 2017 Set B designed as per the latest curriculum and examination pattern for Class 10 issued by CBSE, NCERT and KVS. The latest Class 10 Science Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Science Standard 10 which they need to study more to get better marks in Grade 10 exams. After solving these guess papers also refer to solved Class 10 Science Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 10 Science 2017 Pdf

Students can refer to the below Class 10 Science Sample Paper designed to help students understand the pattern of questions that will be asked in Grade 10 exams. Please download CBSE Class 10 Science Sample Paper 2017 Set B

Science Class 10 Sample Paper 2017


1 The atomic number of an element X is 15. Identify its position in terms of group and period in the modern periodic table.

2 Why is it that the unit of evolution is population, not the individual ?

3 Name the gas which is produced due to incomplete combustion of fossil fuels.

4 Briefly describe an activity to find approximate focal length of a Convex lens.

5 List four changes in our habits which can make a difference in our energy consumption patterns.

6 Draw a sequence of suitable methods of disposal of waste produced at your home to minimize environmental pollution.

7 (a) At times we observe the bottoms of cooking vessels getting blackened. Why this happens ? (b) We use LPG at home which is mainly mixture of propane and butane. Give a balanced chemical equation for combustion of butane.

8 Be (4), Mg (12) and Ca (20) belong to the same group in the modern periodic table

(a) Name the period of each element.

(b) Write the electronic configuration of each element.

9 Mineral acids are used in laboratory but carboxylic acid like vinegar is used as a preservative in pickles. 

(i) Illustrate vinegar as a weak acid and hydrochloric acid as a strong acid with the help of ionisation equation.

(ii) Compare vinegar with glacial acetic acid.

10 Out of the following elements

H(1); Be (4); Na(11); Mg (12)

(a) Write the pair elements having similar chemical properties.

(b) state the group number of each pair.

(c) name one other element belonging to each of these groups.

11 Study of evolution and classification are interlinked. Explain. 

12 Explain with the help of a figure that father is responsible for the sex of a child. 

13 DNA content has the tendency to double itself during sexual reproduction due to combining of the genetic materials from two parents. How can the problem of DNA doubling be solved to maintain the consistency of the genetic material throughout the species ?

14 What happens when the following situations are initiated :

(a) A Planaria is cut into three different pieces.

(b) Leaf of the Bryophyllum with notches falls on the soil.

(c) Testosterone is released in the male reproductive system


Please click the link below to download CBSE Class 10 Science Sample Paper 2017 Set B

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