NCERT Class 10 Science Sample Paper

CBSE Class 10 Science Sample Paper 2012 Set H

SECTION A

1) Among the following which one have aa triple covalent bond ?

          C2H6 , C3H4 , C4H10 

 


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CBSE Class 10 Science Sample Paper 2012 Set G

SECTION-A

1. Name the element which has twice as many electrons in its second shell as in its first shell. Write its electronic configuration also.

 


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CBSE Class 10 Science Sample Paper 2013 Set H


1] Name the hormone that controls the rate of respiration. Also name the part of the brain responsible for controlling respiration.

 


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CBSE Class 10 Science Sample Paper 2013 Set G


1] Name one Metal and one Non-Metal which exists in liquid state at room temperature?

 


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CBSE Class 10 Science Sample Paper 2013 Set F

1] What are the gustatory receptors?

2] What is solar panel?

 


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CBSE Class 10 Science Sample Paper 2013 Set E


1] A non‐metal X exists in two different forms Y and Z. Y is the hardest natural substance,whereas Z is a good conductor of electricity. Identify Y and Z.

 


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CBSE Class 10 Science Sample Paper 2013 Set D

Que. 1 Acetic acid was added to four test tubes containing the following chemicals:

        a. Sodium carbonate

        b. Blue litmus solution

 


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CBSE Class 10 Science Sample Paper 2013 Set C

SECTION-A

1. Name the element which has twice as many electrons in its second shell as in its first shell. Write its electronic configuration also.

 


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CBSE Class 10 Science Sample Paper 2013 Set B

SECTION A

1) Among the following which one have aa triple covalent bond ?

      C2H6 , C3H4 , C4H10 

 


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CBSE Class 10 Science Sample Paper 2013 Set A

Section-A

Q.1 List the three phenomenon of light responsible for formation of rainbow in the sky.

Q.2 Why is DNA copying an essential part of the process of reproduction?

 


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