CBSE
Biology for CBSE
Practice chapter-by-chapter with instant grading, step-by-step solutions and adaptive difficulty. 4,878 questions across 39 chapters — free to start.
Biomolecules
617 questions · 365 easy · 170 medium · 82 hard
Principles of Inheritance and Variation
255 questions · 141 easy · 102 medium · 12 hard
Molecular Basis of Inheritance
232 questions · 146 easy · 76 medium · 10 hard
Human Health and Diseases
177 questions · 104 easy · 68 medium · 5 hard
Sexual Reproduction in Flowering Plants
176 questions · 107 easy · 64 medium · 5 hard
Human Reproduction
166 questions · 87 easy · 70 medium · 9 hard
Evolution
166 questions · 90 easy · 67 medium · 9 hard
Biotechnology - Principles and Processes
156 questions · 103 easy · 49 medium · 4 hard
Body Fluids and Circulation
146 questions · 85 easy · 59 medium · 2 hard
Organisms and Populations
146 questions · 95 easy · 47 medium · 4 hard
Animal Kingdom
144 questions · 89 easy · 47 medium · 8 hard
Biomolecules (B)
143 questions · 89 easy · 44 medium · 10 hard
Ecosystem
140 questions · 77 easy · 53 medium · 10 hard
Morphology of Flowering Plants
140 questions · 92 easy · 40 medium · 8 hard
Cell: The Unit of Life
129 questions · 100 easy · 27 medium · 2 hard
Biotechnology and Its Applications
128 questions · 65 easy · 59 medium · 4 hard
Neural Control and Coordination
128 questions · 61 easy · 63 medium · 4 hard
Biological Classification
128 questions · 87 easy · 37 medium · 4 hard
Chemical Coordination and Integration
127 questions · 67 easy · 55 medium · 5 hard
Excretory Products and their Elimination
113 questions · 52 easy · 57 medium · 4 hard
Biodiversity and its Conservation
112 questions · 69 easy · 41 medium · 2 hard
Respiration in Plants
109 questions · 60 easy · 41 medium · 8 hard
Cell Cycle and Cell Division
104 questions · 75 easy · 27 medium · 2 hard
Anatomy of Flowering Plants
99 questions · 60 easy · 35 medium · 4 hard
Structural Organisation in Animals
96 questions · 66 easy · 26 medium · 4 hard
Plant kingdom
95 questions · 66 easy · 26 medium · 3 hard
Microbes in Human Welfare
91 questions · 60 easy · 31 medium
Breathing and Exchange of Gases
82 questions · 51 easy · 31 medium
Plant Growth and Development
78 questions · 56 easy · 20 medium · 2 hard
Photosynthesis in Higher Plants
78 questions · 56 easy · 16 medium · 6 hard
Reproductive Health
76 questions · 46 easy · 29 medium · 1 hard
Locomotion and Movement
55 questions · 36 easy · 17 medium · 2 hard
Digestion and Absorption
53 questions · 30 easy · 23 medium
Transport in Plants
43 questions · 18 easy · 25 medium
Plant - Growth and Development
38 questions · 19 easy · 19 medium
Strategies for Enhancement in Food Production
32 questions · 4 easy · 28 medium
The Living World
32 questions · 27 easy · 5 medium
Mineral Nutrition
26 questions · 12 easy · 14 medium
Environmental Issues
22 questions · 14 easy · 8 medium