## NIOS Sample Paper

After Failing In Class 10th, 11th or 12th Exam, Are You Going To Appear In Open Schooling Exam For Saving Your One Year?If Yes, Start Your Preparation with **NIOS Sample Paper** to score well. Students, who are preparing for NIOS Exam, can get the NIOS Previous Year Papers from here. You can also download the NIOS Sample Question Papers in PDF Format through this using online mode only. You’re advised to bookmark our web portal to get updated information about NIOS Sample Paper 2017 on your instant access.

National Institute of Open Schooling conducts NIOS Open School Exam for those candidates who’ve failed in annual examination and wish to save their one year. Here on this page we are providing some questions with answers from NIOS Previous Year Question Papers and Study Material for better preparation of exam. You can get whole information about National Institute of Open Schooling Sample Papers details from this page which is created by team of recruitmentresult.com

**NIOS Study Material PDF**

NIOS Study Material For Class 12th

Subjects Name | Sample Question Paper In PDF |

English | Download Here |

Chemistry | Download Here |

Commerce (Business Studies) | Download Here |

Home Science | Download Here |

Political Science | Download Here |

Accountancy | Download Here |

Sociology | Download Here |

History | Download Here |

Painting | Download Here |

Mass Communication | Download Here |

NIOS Study Material For Class 10th

Subject | Sample Question Paper In PDF |

Hindi | Download Now |

English | Download Now |

Science | Download Now |

Social Science | Download Now |

Business Studies | |

Psychology | Download Now |

Sanskrit | Download Now |

Home Science | |

Mathematics | |

Indian Culture & Heritage | |

Economics | Download Now |

Painting | Download Now |

### NIOS Sample Paper

**Q-1.**The nucleus of an atom consists of

- electrons and neutrons
- electrons and protons
- protons and neutrons
- All of the above

**Answer: 3**

**Q 2-** In chromite ore, the oxidation number of iron and chromium are respectively

- +3, +2
- +3, +6
- +2, +6
- +2, +3

**Answer: 4**

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**Q 3-** The number of naturally occurring p-block elements that are diamagnetic is

- 18
- 6
- 5
- 7

**Answer: 3**

**Q-4.**The metallurgical process in which a metal is obtained in a fused state is called

- smelting
- roasting
- calcinations
- froth floatation

**Answer: 1**

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**Q 5-** The compound which gives turbidity immediately with Lucas reagent at room temperature is

- butan-1-ol
- hutan-2-ol
- 2-methyl propan-2-ol
- 2-methyl propan-1-ol

**Answer: 4**

**Q6-** Which of the following gives an aldehyde on dry distillation?

- Calcium formate + calcium acetate
- Calcium acetate + calcium benzoate
- Calcium acetate
- Calcium benzoate

**Answer: 1**

**Q7-** Among the following oxoacids, the correct decreasing order of acid strength is:

- HClO4 > HClO3 > HClO2 > HOCl
- HClO2 > HClO4 > HClO3 > HOCl
- HOCl > HClO2 > HClO3 > HClO4
- HClO4 > HOCl > HClO2 > HClO3

**Answer: 1**

**Q8-** During the propagation of electromagnetic waves in a medium:

- Electric energy density is equal to the magnetic energy density.
- Both electric and magnetic energy densities are zero.
- Electric energy density is double of the magnetic energy density.
- Electric energy density is half of the magnetic density.

**Answer: 1**

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**Q9-** Two capacitors C1 and C2 are charged to 120 V and 200 V respectively. It is found that by connecting them together the potential on each one can be made zero. Then:

- 5C1 = 3C2
- 3C1 = 5C2
- 3C1 + 5C2 = 0
- 9C1 = 4C2

**Answer: 2**

**Q-10-**White light is incident normally on a glass slab. Inside the glass slab,

- violet light travels faster then other colours
- yellow light travels faster than other colours
- all colours travel with the same speed
- red light travels faster than other colours

**Answer: 4 **

**Q11-** A capacitor of capacitance 10 μ F is charged to 10 V. The energy stored in it is

- 500 μ J
- 1000 μ J
- 1 μ J
- 100 μ J

**Answer: 1**

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**Q12-** Solution of edy/dx = x when x = 1 and y = 0 is

- y = x (log x – 1) + 1
- y = x (log x – 1) + 4
- y = x (log x – 1) + 3
- y = x (log x + 1) + 1

**Answer: 1**

**Q13-** The tangent to the curve xy = 25 at any point on it cuts the coordinate axes at A B, and then the area of the triangle OAB is.

- 80 sq. units
- 50 sq. units
- 25 sq. units
- 75 sq. units

**Answer: 2**

**Q14-** Let PS is the median of the triangle with vertices P (2, 2), Q (6, −1) and R (7, 3). The equation of the line passing through (1, −1) and parallel to PS is:

- 4x − 7y − 11 = 0
- 2x + 9y + 7 = 0
- 4x + 7y + 3 = 0
- 2x − 9y − 11 = 0

**Answer: 2 **

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**Q15-** The slope of the line touching both the parabolas y2 = 4x and x2 = −32y is:

- 1/2
- 3/2
- 1/8
- 2/3

**Answer: 1**

**Q16-** A molecular technique in which DNA sequences between two oligonucleotide primers can be amplified is known as

- southern blotting
- northern blotting
- polymerase chain reaction
- DNA replication

**Answer: 3**

**Q17-**Problems in obtaining large amounts of proteins encoded by recombinant genes can often be overcome by using

- BACS
- expression vectors
- YACS
- all of these

**Answer: 2**

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**Q18-** Distance between two parallel planes 2x + y +2z = 8 and 4x + 2y + 4z + 5 = 0 is :

- 3/2
- 5/2
- 7/2
- 9/2

**Answer: 3**

**Q19-** Down’s syndrome is characterised by:

- 21st trisomy
- two X and one Y chromosome
- 19 trisomy
- only one X chromosome

**Answer: 1**

**Q.20-** Compositae is also called:

- Asteraceae
- Myrtaceae
- Fabaceae
- Zingiberaceae

**Answer: 1**

In above section we are providing you best study materials for preparation of NIOS 12th examinations. Students who are Studying in the NIOS Class XII they must refer this study material to score well. Students can follow the books of Neeraj publication of all the above mentioned subjects.

Note:

Candidates may also download Subject wise NIOS Previous Year Paper through this Official Link and stay tuned with us on our web portal to get latest updates regarding NIOS Sample Paper 2017.

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