CBSE
Biology for CBSE
Practice chapter-by-chapter with instant grading, step-by-step solutions and adaptive difficulty. 4,451 questions across 37 chapters — free to start.
Principles of Inheritance and Variation
268 questions · 222 easy · 46 medium
Molecular Basis of Inheritance
242 questions · 216 easy · 26 medium
Human Health and Diseases
182 questions · 168 easy · 14 medium
Sexual Reproduction in Flowering Plants
181 questions · 164 easy · 17 medium
Human Reproduction
179 questions · 159 easy · 20 medium
Evolution
175 questions · 167 easy · 7 medium · 1 hard
Biotechnology - Principles and Processes
170 questions · 146 easy · 22 medium · 2 hard
Animal Kingdom
154 questions · 133 easy · 21 medium
Morphology of Flowering Plants
153 questions · 140 easy · 13 medium
Biomolecules (B)
151 questions · 141 easy · 10 medium
Organisms and Populations
150 questions · 139 easy · 11 medium
Cell: The Unit of Life
149 questions · 138 easy · 11 medium
Ecosystem
147 questions · 127 easy · 16 medium · 4 hard
Body Fluids and Circulation
144 questions · 124 easy · 20 medium
Biotechnology and Its Applications
141 questions · 122 easy · 19 medium
Chemical Coordination and Integration
133 questions · 113 easy · 19 medium · 1 hard
Neural Control and Coordination
128 questions · 121 easy · 7 medium
Biological Classification
125 questions · 116 easy · 9 medium
Biodiversity and its Conservation
117 questions · 115 easy · 2 medium
Plant Kingdom
116 questions · 98 easy · 18 medium
Excretory Products and their Elimination
113 questions · 95 easy · 18 medium
Structural Organisation in Animals
108 questions · 98 easy · 10 medium
Plant Growth and Development
107 questions · 96 easy · 11 medium
Cell Cycle and Cell Division
105 questions · 92 easy · 13 medium
Respiration in Plants
105 questions · 91 easy · 14 medium
Anatomy of Flowering Plants
100 questions · 86 easy · 14 medium
Microbes in Human Welfare
91 questions · 89 easy · 1 medium · 1 hard
Breathing and Exchange of Gases
88 questions · 78 easy · 10 medium
Photosynthesis in Higher Plants
82 questions · 70 easy · 11 medium · 1 hard
Reproductive Health
78 questions · 74 easy · 4 medium
Locomotion and Movement
61 questions · 53 easy · 7 medium · 1 hard
Digestion and Absorption
52 questions · 43 easy · 9 medium
Transport in Plants
41 questions · 28 easy · 13 medium
The Living World
38 questions · 32 easy · 6 medium
Strategies for Enhancement in Food Production
32 questions · 32 easy
Mineral Nutrition
23 questions · 21 easy · 2 medium
Environmental Issues
22 questions · 22 easy