Welcome to Mellifera – Your Smart Study Buddy!
Mellifera is an easy and cool online platform for students from Grade 6 to Grade 12. Helps you practice and revise what you learned post classroom session or after your teacher’s session. If you're looking to improve your skills, review your lessons, or get ready for exams, Mellifera has everything you need!
Supplementary practice for Math and Science
Fun and quick practice quizzes at ₹1
Reinforce concepts with simple questions and detailed explanation
Turn book concepts into real-life case studies to understand better
Pocket-friendly drills and practice tests – big learning, tiny cost
Find and fix learning gaps easily
Keep an eye on your progress And get better every day
Practice at your own speed, whenever and wherever you want
Master CBSE Concepts with Mellifera Interactive Quizzes
Practice for NCERT curriculum-based competitive exams with NCERT recap tests to review each topic clearly .Comprehensive math and science quizzes aligned with CBSE curriculum for grades 6–12, with instant feedback and detailed analytics.
How Our Platform Works
A simple process to help you master NCERT concepts through interactive quizzes
Buy Credits
Purchase credits that you can use to unlock quizzes across the platform
Unlock Quizzes
Use your credits to unlock NCERT-aligned MCQ quizzes in any subject
Take Quizzes
Complete MCQ quizzes with instant feedback and detailed explanations
Track Progress
Review your performance analytics to identify strengths and weaknesses
Your Performance Analytics
Track your progress and identify areas for improvement
Subject Performance
Mathematics
78%
Science
65%
Weak Areas Identified
Chapter 3.2: Trigonometric Functions
45% accuracy - Needs improvement
Chapter 1.3: Chemical Bonding
58% accuracy - Practice more
Recommended Quizzes
3.3 Algebraic Methods Of Solving A Pair Of Linear Equations - Basic: Part 1
4.2 Quadratic Equations - Advanced
4.3 Solution Of A Quadratic Equation By Factorisation - Basic: Part 1
4.4 Nature Of Roots - Basic: Part 1
Detailed Performance Analytics
Remember
Strong retention of core concepts at 90%
Understand
Good comprehension level at 75%
Apply
Practical application skills at 70% - Area for improvement
Analyze
Strong analytical capabilities at 82%
Evaluate
Good evaluation skills at 73%
Preview Our MCQ Format
All our quizzes follow a consistent MCQ format with instant feedback and detailed explanations
Mathematics
Quadratic Equations
Question 3 of 15
Time Remaining:
2:45
If the roots of the quadratic equation x2 + kx + 16 = 0 differ by 8, find the value of k.
Correct!
For a quadratic equation ax2 + bx + c = 0, if the roots differ by d, then:
d2 = (b/a)2 - 4(c/a)
Here, a = 1, c = 16, and d = 8
64 = k2 - 64
k2 = 128
Since we need the difference to be 8, k = ±8
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Read MoreSelect Your Grade
Choose your grade level to explore math and science courses tailored for you.
Mathematics
Grade 6 Mathematics
Master key mathematical concepts through interactive lessons and practice exercises.
Science
Grade 6 Science
Discover scientific principles through experiments, simulations, and engaging content.
Mellifera makes it easy to study, revise, and get stronger in every subject. Whether you’re preparing for a test or just want to get better at your lessons, we’re here to help – anytime, anywhere. Perfect for students who want to stay ahead, boost their confidence, and score better – all without spending much!
Begin your learning adventure with Mellifera now
Smart Practice. Better Grades. Starting at just ₹1!
Ready to Start Learning?
Join thousands of students who are mastering math and science with our interactive courses.
Frequently Asked Questions
Mellifera is an online quiz platform that offers practice quizzes for CBSE focusing on JEE, and NEET preparation. With a structured design to practice, it helps students improve their understanding of concepts, track progress, and enhance weak areas with multiple quiz attempts.
Mellifera offers quizzes at three levels: Basic, Intermediate, and Advanced. Each level includes questions designed to gradually increase difficulty, helping students to build knowledge from foundational concepts to higher-order thinking skills (HOTS).
Yes, Mellifera allows students to attempt quizzes multiple times.
Mellifera provides detailed feedback after each quiz attempt, helping students identify their strengths and weak areas. Reports based on Bloom's taxonomy enable students to focus on improving their weak spots effectively.
A credit is like a token that you use to take quizzes. Each quiz takes 1 credit to open, and you can attempt multiple times, each quiz
When you finish all your credits, you won’t be able to take any more quizzes in that course. But don’t worry! You’ll still be able to see your performance reports to check how well you did. If you need more practice, you can easily top up credits by paying a small amount, starting at INR 10.
You can top up credits anytime by paying the amount specified in the course. Credits are affordable, with a top-up starting from INR 10.
No. You must buy credits first to unlock the individual quiz or the full chapter. You can selectively buy quizzes in a chapter.
Mellifera quizzes are based on NCERT chapters and are designed to help you master important concepts using MCQs and detailed explanations to help you understand both the right and wrong answers.
Simple. First-time signup, you will get 10 Credits as a welcome bonus.
You can top up the credits online, starting from INR. 10.00.