NIOS Senior Secondary Exam Question Paper 2018 : National Institute of Open Schooling
Organisation : National Institute of Open Schooling
Exam : Senior Secondary Exam Question Paper
Document Type : Question Papers of Previous Year’s Examination – Academic
Year: 2018
Website : https://www.nios.ac.in/student-information-section/question-paper-of-previous-year-examination-academic.aspx
NIOS Senior Secondary Exam Question Paper
Download Question Paper of Senior Secondary Exam Question Paper of Previous Year’s Examination – Academic Sample Question is now available in the official website of National Institute of Open Schooling
Related : National Institute of Open Schooling Senior Secondary Exam Question Paper 2016 : www.pdfquestion.in/11036.html
General Instructions
** Candidate must write hislher Roll Number on the first page of the Question Paper.
** Please check the Question Paper to verify that the total pages and total number of questions contained in the Question Paper are the same as those printed on the top of the first page. Also check to see that the questions are in sequential order.
** Making any identification mark in the Answer-Book or writing Roll Number anywhere other than the specified places will lead to disqualification of the candidate.
** Write your Question Paper Code No. 57IESS/4, Set-[A] on the Answer-Book.
Download Question Paper :
CS :
https://www.pdfquestion.in/uploads/pdf2019/34339-CS%20.pdf
Biology :
https://www.pdfquestion.in/uploads/pdf2019/34339-Bio.pdf
Chemistry :
https://www.pdfquestion.in/uploads/pdf2019/34339-Che%20.pdf
Physics :
https://www.pdfquestion.in/uploads/pdf2019/34339-Phy%20.pdf
Computer Science
1 (a) Differentiate between : 2×3=6
(i) Line Printer and Thermal Printer
(ii) Ring and Bus Topology
(iii) Peer to Peer and Client Server Architecture
(b) Explain data processing cycle in brief. 2
(c) Give any two characteristics of natural languages with respect to 2 computers.
2(a) Name four basic mouse actions. 1
(b) Define Applets in Java. 1
(c) Why is ‘Dial-up connection known as Remote Modem Access’ 1 connection ?
(d) Why do we say that Java is a combination of interpreted and 2 compiled language ?
3 (a) Name the header files to which the following built in -x2=12
functions belong :
(i) getchar( )
(ii) exit( )
(b) Give any two benefits of modularity. ~iii’ I 2
(c) Name the object oriented concept with respect to the features lx2=2described below :
(i) Hiding the background details from the user
(ii) Hierarchical classification of classes
(d) Which of the following are valid identifiers ? 1
Keyboard, mousel, CPU, 3monitors, #computers, while
(e) Predict the output of the following code 2
#include<iostream.h>
void main ()
intvalues[5]={100, 45, 50,20, 90}
int m,j,k=2;
m=values[k-2];
k=–values[3];
j=values[4]140;
cout«k–«”** “«j«”** “«++m«”**”«values[–j];
}
4 (a) Differentiate between (Give examples to support your answer)
(i) implicit and explicit conversion.
(ii) do..while and for loop Ell
(b) Which character do the following escape sequences correspond to2x2=41
(c) Rewrite the program given below after removing the syntax errors. 2
=:(Underline all the changes made) ~I
~#include<iostream.h>
-Voi.d sum (char, float)
void main ( )
int num=20;char var=m;
sum (var, num);
(d) (JWrite a menu driven program to display the following menu : 3
(i) Compare strings
(ii) Append strings
(iii) Reverse strings
(iv) Exit
Depending upon the option selected, the corresponding operation should be performed.
Biology
1. Candidate must write hislher Roll Number on the first page of the Question Paper.
2. Please check the Question Paper to verify that the total pages and total number of questions contained in the Question Paper are the same as those printed on the top of the first page. Also check to see that the questions are in sequential order.
3. Making any identification mark in the answer-book or writing roll number anywhere other than the specified places will lead to disqualification of the candidate.
4. Write your Question Paper Code No. 57IHIS/l, Set Won the Answer-Book.
5. (a) The Question Paper is in EnglishlHindi medium only. However, if you wish, you can answer in anyone ofthe languages listed below English, Hindi, Urdu, Punjabi, Bengali, Tamil, Malayalam, Kannada, Telugu, Marathi, Oriya, Gujarati, Konkani, Manipuri, Assamese, Nepali, Kashmiri, Sanskrit and Sindhi.
You are required to indicate the language you have chosen to answer in the box provided in the Answer-Book.
I. Inheritance of mitochondrial DNA is said to be 1
(A) Incomplete Dominance
(B) Criss-cross Inheritance
(C) Maternal Inheritance
(0) Polygenic Inheritance
2. Identify an Arachnid. 1
(A) Millipede
(B) Spider
(C) Prawn
(D) Cockroach
3. The phenomenon which makes it difficult to close a wooden door after the monsoon is 1
(A) Plasmolysis
(C) Imbibition
(B) Osmosis
(D) Diffusion
4. Select the vaccine used for the eradication of tuberculosis. 1
(A) DPT
(B) BCG
(C) MMR
(D) Polysaccharide vaccine
5. Hemosiderosis is caused due to excessive intake of which of the following? 1
(A) Vitamin A and D
(C) Vitamin C
(B) Calcium and Phosphorous
(D) Iron
6. Goitre is caused due to 1
(A) Deficiency of iodine in thyroxine
(B) Over secretion of thyroxine
(C) Over secretion of parathormone
(D) Under secretion of thyroxine
7. Which of the following is not a part of the female reproductive system in Cockroach? 1
(A) Ovary
(B) Uterus
(C) Vagina
(D) Oviduct
8. Identify the starch containing bodies which are integral part of the chloroplasts in green
(A) Fucoxanthin
(B) Pellicle
(C) Pyrenoids
(D) Glycogen
9. Why is the maximum number of steps limited to four or five in a food chain? 2
10. List any two aerial adaptations found in birds.
Chemistry
1. One mole of any substance would contain
(A) 6.022 x 1()21particles
(B) 6.022 x 10-23 particles
(C) 6.022 x Ion particles
(D) 6.022 x 10-21 particles
2. The most electronegative element is : 1
(A) Fluorine
(B) Chlorine
(C) Iodine
(D) Bromine
3. The strongest conjugate base is : 1
(A) NH;
(B) OH-
(C) CH3COO-
(D) SO~-
4. CHiCH2)4CH20H PCC ‘A’ ‘A’ is 1
(A) CH3(CH2)4COCH3
(B) CH3(CH2)4CHO
(C) CHiCH2)4COOH
(D) CH3(CH2)5CH20H
5. Detergents are known to pollute rivers and water bodies. However, they can be made biodegradable and pollution free by taking 1
(A) cyclic hydrocarbon chain
(B) highly branched hydrocarbon chain
(C) very short hydrocarbon chain
(D) unbranched hydrocarbon chain
Physics
1. Which of the following quantities is not conserved in elastic collision? 1
(A) Total Energy
(B) Kinetic energy
(C) Linear momentum
(D) Angular momentum
2. Light of which of the following colours is scattered the most in passing through a flcid? 1
(A) Blue
(B) Yellow
(C) Green
(D) Red
3. The phenomenon of natural radioactivity was discovered by 1
(A) Mary Curie
(B) Lord Rutherford
(C) Geiger and Marsden
(D) Henry Becquerel
5. Which of the following statements is true about the change in resistivity of a semiconductor with rise in temperature ? 1
(A) It decreases exponentially
(C) It decreases linearly
(B) It increases exponentially
(D) It increases linearly
6. A n-type semiconductor is obtained by doping with 1
(A) trivalent impurity only
(B) tetravalent impurity only
(C) pentavalent impurity only
(D) either trivalent or pentavalent impurity
7. A constant force of 10 N acts upon a body of mass 2.5 kg, initially at rest for 2s. The velocity of the body after 3 seconds will be 1
(A) 12m s’ in the direction of force
(B) 8 m s-1 in the direction of force
(C) 8 m s-1 in the opposite direction of force
(D) 12m s-1 in the opposite direction of force
9. A prism with refracting angle 60° shows minimum deviation at angle of incidence of 52°. The value of angle of minimum deviation is 1
(A) 30°
(B) 22°
(C) 18°
(D) 44°
10. A person throws a ball in vertically upward direction. At what position of its path is its (i) kinetic energy, (ii) potential energy maximum?