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CONTENTS

Mathematics 1.1 - 1.11

Real Numbers

1.1

[Topic 1] Euclid's Division Lemma and Fundamental Theorem of Arithmetic

1.1

Previous Years’ Examination Questions Topic 1

1.2

Solutions

1.5

Multiple Choice Questions

1.6

Solutions

1.6

[Topic 2] Irrational Numbers, Terminating and Non-Terminating Recurring Decimals

1.7

Previous Years’ Examination Questions Topic 2

1.7

Solutions

1.9

Multiple Choice Questions

1.10

2.12 - 2.23 2.12

Solutions

Polynomials [Topic 1] Zeroes of a Polynomial and Relationship between Zeroes and Coefficients of Quadratic Polynomials

2.13

Previous Years’ Examination Questions Topic 1

2.13

Solutions

2.15

Multiple Choice Questions

2.16

Solutions

2.17

[Topic 2] Problems on Polynomials

2.19

Previous Years’ Examination Questions Topic 2

2.19

Solutions

2.22

Multiple Choice Questions

2.22

Solutions

3.24 - 3.41

Linear Equation

3.24

[Topic 1] Linear Equations (Two Variables)

3.25

Previous Years’ Examination Questions Topic 1

3.26

Solutions

3.30

Multiple Choice Questions

3.30

Solutions

3.32

[Topic 2] Different Methods to Solve Quadratic Equations

3.33

Previous Years’ Examination Questions Topic 2

3.34

Solutions

3.40

Multiple Choice Questions

3.41

Solutions

4.42 - 4.59 4.42

[Topic 1] Basic Concept of Quadratic Equations

4.43

Previous Years’ Examination Questions Topic 1

4.44

Solutions

4.52

Multiple Choice Questions

4.52

Solutions

4.53

[Topic 2] Roots of a Quadratic Equation

4.54

Previous Years’ Examination Questions Topic 2

4.54

Solutions

4.57

Value Based Previous Years’ Examination Questions

4.57

Solutions

4.58

Multiple Choice Questions

4.58

Solutions

5.60 - 5.77

Arithmetic Progression

5.60

[Topic 1] Arithmetic Progression

5.61

Previous Years’ Examination Questions Topic 1

5.62

Solutions

5.65

Multiple Choice Questions

5.66

Solutions

5.67

[Topic 2] Sum of n Terms of an A.P.

5.67

Previous Years’ Examination Questions Topic 2

5.68

Solutions

5.75

Value Based Previous Years’ Examination Questions

5.75

Solutions

5.76

Multiple Choice Questions

5.76

Solutions

6.78 - 6.99

(iv)

Quadratic Equations

Coordinate Geometry

6.78

[Topic 1] Distance between two Points and Section Formula

6.79

Previous Years’ Examination Questions Topic 1

6.80

Solutions

6.87

Multiple Choice Questions

6.87

Solutions

6.89

[Topic 2] Centroid and Area of Triangle

6.89

Previous Years’ Examination Questions Topic 2

6.90

Solutions

6.97

Multiple Choice Questions

6.98

Solutions

7.100 - 7.119

Triangles

7.101

Previous Years’ Examination Questions

7.104

Solutions

7.116

Multiple Choice Questions

7.117

Solutions

8.120 - 8.140

Circles

8.120

Previous Years’ Examination Questions

8.125

Solutions

8.136

Multiple Choice Questions

8.138

Solutions

9.141 - 9.148

Constructions

9.141

[Topic 1] Construction of a Line Segment

9.142

Previous Years’ Examination Questions Topic 1

9.142

Solutions

9.142

[Topic 2] Construction of a Tangent to a Circle from a Point Outside it.

9.143

Previous Years’ Examination Questions Topic 2

9.143

Solutions

9.144

[Topic 3] Construction of a triangle Similar to a given Triangle

9.146

Previous Years’ Examination Questions Topic 3

9.146

Solutions

10.149 - 10.168

Introduction to Trigonometry

10.149

[Topic 1] Trigonometric Ratios

10.150

Previous Years’ Examination Questions Topic 1

10.152

Solutions

10.157

Multiple Choice Questions

10.157

Solutions

10.159

[Topic 2] Trigonometric Identities

10.159

Previous Years’ Examination Questions Topic 2

10.160

Solutions

10.166

Multiple Choice Questions

10.166

Solutions

11.169 - 11.187

Some Applications of Trigonometry

11.170

Previous Years’ Examination Questions

11.172

Solutions

11.185

Multiple Choice Questions

11.185

Solutions

(v)

12.188 - 12.205 12.190 12.193 12.202 12.203

13.206 - 13.231 13.206 13.208 13.209 13.215 13.215 13.216 13.216 13.217 13.221 13.221 13.222 13.222 13.224 13.228 13.229 13.230 13.230

14.232 - 14.251 14.232 14.233 14.238 14.246 14.247 14.248 14.248 14.249 14.250 14.251

15.252 - 15.262 15.253 15.255 15.260 15.261

(vi)

Areas Related to Circles Previous Years’ Examination Questions Solutions Multiple Choice Questions Solutions

Surface Areas and Volumes [Topic 1] Surface Area & Volume of a Solid Previous Years’ Examination Questions Topic 1 Solutions Multiple Choice Questions Solutions [Topic 2] Conversion of Solid Previous Years’ Examination Questions Topic 2 Solutions Multiple Choice Questions Solutions [Topic 3] Frustum of a Right Circular Cone Previous Years’ Examination Questions Topic 3 Solutions Value Based Previous Years’ Examination Questions Solutions Multiple Choice Questions Solutions

Statistics [Topic 1] Mean, Median and Mode Previous Years’ Examination Questions Topic 1 Solutions Multiple Choice Questions Solutions [Topic 2] Cumulative Frequency Distribution Previous Years’ Examination Questions Topic 2 Solutions Multiple Choice Questions Solutions

Probability Previous Years’ Examination Questions Solutions Multiple Choice Questions Solutions

Science 1.1 - 1.13 1.1 1.2 1.4 1.6 1.6 1.7 1.9 1.10 1.12 1.12 1.13 1.13

2.14 - 2.23 2.16 2.19 2.23 2.23 2.23 2.23

3.24 - 3.36 3.24 3.26 3.28 3.29 3.30 3.30 3.32 3.33 3.34 3.35 3.36 3.36

4.37 - 4.53 4.38 4.39 4.41 4.43 4.44

Chemical Reaction and Equations [Topic 1] Chemical Reactions & Equations Previous Years’ Examination Questions Topic 1 Solutions Multiple Choice Questions Solutions [Topic 2] Types of Chemical Reactions, Corrosion and Rancidity Previous Years’ Examination Questions Topic 2 Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

Acids, Bases and Salts Previous Years’ Examination Questions Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

Metals and Non-metals [Topic 1] Metal, Non-metals & Their Properties Previous Years’ Examination Questions Topic 1 Solutions Multiple Choice Questions Solutions [Topic 2] Ionic Compound & Metallurgy Previous Years’ Examination Questions Topic 2 Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

Carbon and its Compounds [Topic 1] Carbon and Its Properties Previous Years’ Examination Questions Topic 1 Solutions Multiple Choice Questions Solutions

(vii)

4.44 4.48 4.49 4.51 4.52 4.53 4.53

5.54 - 5.63

Periodic Classification of Elements

5.57 5.59 5.61 5.62

Previous Years’ Examination Questions Solutions Multiple Choice Questions Solutions

6.64 - 6.80 6.64 6.67 6.69 6.70 6.71 6.72 6.74 6.75 6.78 6.79 6.79 6.80

7.81 - 7.91

Life Processes [Topic 1] Nutrition Previous Years’ Examination Questions Topic 1 Solutions Multiple Choice Questions Solutions [Topic 2] Respiration, Circulation & Excretion Previous Years’ Examination Questions Topic 2 Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

Control and Coordination

7.81

[Topic 1] Plant Hormones and Movement

7.82

Previous Years’ Examination Questions Topic 1

7.82 7.83 7.83 7.84

Solutions Multiple Choice Questions Solutions [Topic 2] Nervous System in Animals

7.87

Previous Years’ Examination Questions Topic 2

7.88 7.90 7.90 7.91 7.91

Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

8.92 - 8.109

(viii)

[Topic 2] Carbon Compounds, Soaps & Detergents Previous Years’ Examination Questions Topic 2 Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

How do Organisms Reproduce

8.92

[Topic 1] Basics of Reproduction

8.93

Previous Years’ Examination Questions Topic 1

8.95

Solutions

8.95 8.96

Multiple Choice Questions Solutions

8.96

[Topic 2] Sexual Reproduction in Plants

8.97

Previous Years’ Examination Questions Topic 2

8.99

Solutions

8.103 8.103

Multiple Choice Questions Solutions

8.104

[Topic 3] Reproduction in Human Beings

8.106

Previous Years’ Examination Questions Topic 3

8.106

Solutions

8.108 8.109 8.109 8.109

Multiple Choice Questions Solutions Assertion and Reason Answer Key

9.110 - 9.120

Heredity and Evolution

9.110

[Topic 1] Heredity & Mendel’s Contribution

9.112

Previous Years’ Examination Questions Topic 1

9.113

Solutions

9.114 9.115

Multiple Choice Questions Solutions

9.115

[Topic 2] Evolution

9.116

Previous Years’ Examination Questions Topic 2

9.117

Solutions

9.119 9.120

Multiple Choice Questions Solutions

10.121 - 10.145

Light-Reflection and Refraction

10.121

[Topic 1] Reflection of Light, Image formed by Spherical Mirrors

10.125

Previous Years’ Examination Questions Topic 1

10.125

Solutions

10.126 10.127

Multiple Choice Questions Solutions

10.127

[Topic 2] Refraction, Lenses, Power of Lens

10.129

Previous Years’ Examination Questions Topic 2

10.135

Solutions

10.144 10.144 10.145 10.145

Multiple Choice Questions Solutions Assertion and Reason Answer Key

(ix)

11.146 - 11.159 11.146

[Topic 1] Structure of Eye & Eye Defects

11.149

Previous Years’ Examination Questions Topic 1

11.149 11.152 11.152 11.152

Solutions Multiple Choice Questions Solutions [Topic 2] Dispersion & Refraction

11.154

Previous Years’ Examination Questions Topic 2

11.155 11.158 11.158 11.159 11.159

Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

12.160 - 12.179 12.164 12.170 12.178 12.179 12.179 12.179

13.180 - 13.189 13.183 13.184 13.188 13.189 13.189 13.189

14.190 - 14.198 14.190 14.192 14.192 14.192 14.193 14.194 14.195 14.196 14.197 14.197 14.198 14.198

15.199 - 15.207 15.199 15.200

(x)

Human Eye and Colourful World

Electricity Previous Years’ Examination Questions Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

Magnetic Effects of Electric Current Previous Years’ Examination Questions Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

Sources of Energy [Topic 1] Source of Energy Previous Years’ Examination Questions Topic 1 Solutions Multiple Choice Questions Solutions [Topic 2] Non Conventional Sources of Energy Previous Years’ Examination Questions Topic 2 Solutions Multiple Choice Questions Solutions Assertion and Reason Answer Key

Our Environment [Topic 1] Ecosystem & Food Chain Previous Years’ Examination Questions Topic 1

15.201 15.202

Solutions Multiple Choice Questions

15.202

Solutions

15.203 15.204

[Topic 2] Ozone Layer and Its Depletion Previous Years’ Examination Questions Topic 2

15.205

Solutions

15.206

Multiple Choice Questions

15.206

Solutions

16.208 - 16.215

Management of Natural Resources

16.208 15.210

[Topic 1] Natural Resources Previous Years’ Examination Questions Topic 1

15.210

Solutions

16.212

Multiple Choice Questions

16.212 16.213

Solutions [Topic 2] Water Conservation

16.214 16.214

Previous Years’ Examination Questions Topic 2 Solutions

16.215

Multiple Choice Questions

16.215

Solutions

Social ScienceUnit I : History Unit I : History India and the Contemporary World-II 1.3 - 1.10

The Rise of Nationalism in Europe

1.6 1.7 1.10 1.10 1.10 1.10 1.10 1.10

Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

2.11 - 2.21 2.13 2.16

Nationalism in India Previous Years’ Examination Questions Solutions

(xi)

2.20 2.21 2.21 2.21 2.21 2.21

3.22 - 3.28 3.24 3.25 3.27 3.27 3.27 3.28 3.28 3.28

4.29 - 4.35 4.31 4.32 4.35 4.35 4.35 4.35 4.35 4.35 4.35

5.36 - 5.41 5.38 5.38 5.41 5.41 5.41 5.41 5.41 5.41

Multiple Choice Questions Solutions Fill in the Blanks Solutions True or False Solutions

The Making of a Global World Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

The Age of Industrialization Previous Years’ Examination Questions Solutions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Print Culture and the Modern World Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Unit II : Geography Contemporary India-II 1.45 - 1.50 1.46 1.47 1.49 1.49 1.49

(xii)

Resources and Development Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks

1.49 1.49 1.50

2.51 - 2.54 2.52 2.52 2.53 2.53 2.54 2.54 2.54 2.54 2.54 2.54

3.55 - 3.59 3.56 3.56 3.58 3.59 3.59 3.59 3.59 3.59

4.60 - 4.65 4.62 4.63 4.64 4.65 4.65 4.65 4.65 4.65

5.66 - 5.73 5.68 5.69 5.73 5.73 5.73 5.73 5.73 5.73

6.74 - 6.79 6.76 6.77

Solutions True or False Solutions

Forest and Wildilfe Previous Years’ Examination Questions Solutions Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Water Resources Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Agriculture Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Minerals and Energy Resources Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Manufacturing Industries Previous Years’ Examination Questions Solutions

(xiii)

6.78 6.79 6.79 6.79 6.79 6.79

7.80 - 7.84 7.81 7.82 7.83 7.84 7.84 7.84 7.84 7.84

Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Life Lines of National Economy Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Unit III : Political Science Democratic Politics II 1.87 - 1.91 1.88 1.89 1.91 1.91 1.91 1.91 1.91 1.91

2.92 - 2.96 2.93 2.94 2.95 2.96 2.96 2.96 2.96 2.96

3.97 - 3.102 3.98 3.99 3.102 3.102 3.102 3.102

(xiv)

Power Sharing Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Federalism Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

Democracy and Diversity Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions

4.103 - 4.108 Gender, Religion and Caste 4.105 4.106 4.108 4.108 4.108 4.108 4.108 4.108

Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

5.109 - 5.113 Popular Struggles and Movements 5.110 5.110 5.111 5.112 5.113 5.113 5.113 5.113

Previous Years’ Examination Questions Solutions Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions

6.114 - 6.120 Political Parties 6.117 6.117 6.120 6.120 6.120 6.120 6.120 6.120

Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

7.121 - 7.125 Outcomes of Democracy 7.123 7.123 7.125 7.125 7.125 7.125 7.125 7.125

Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys Fill in the Blanks Solutions True or False Solutions

8.126 - 8.129 Challenges to Democracy 8.127 8.127 8.129 8.129

Previous Years’ Examination Questions Solutions Multiple Choice Questions Answer Keys

(xv)