On Ribblu.com you may find numerous CBSE sample papers for class 10 Maths related to board exams 2020 as well as for the previous years exams. These sample papers have been uploaded by various users and surely will be able to help students acquaint with the examination pattern and type of questions expected to be asked in board exams. To prepare...

In order to better Prepare for CBSE Class 9 exams Ribblu.com brings to you all the sample papers , revision papers , previous years papers & worksheets of Mathematics for CBSE Class 9 These papers & worksheets are from various CBSE Schools across India and have been contributed and shared by various users/members of Ribblu. The idea behind...

Chapter 1 Integers Introduction, recall, properties of addition and subtraction of integers,multiplication of integers, properties of multiplication of integers , division of integers, properties of integers. CBSE Class 7 Maths – Integers Worksheet ( HOTS) CBSE Class 7 Mental Maths – Worksheet ( Integers ) Class 7 Maths Practice Test...

Class XII Chemistry (Theory) Revision Notes With Question Answers , Marks Distribution, Question Paper Design Title Marks 1 Solid State Class 12 Chemistry Notes With Chapter wise Question Answers – Unit 1 23 Marks 2 Solutions Class 12 Chemistry Notes With Chapter Wise Question Answers – Unit...

1 Trigonometric ratio : In Δ ABC, ΔB = 90°. For Angle A, sin A = Perpendicular / Hypotenuse = Opposite side / Hypotenuse cos A = Base / Hypotenuse = adjacent side / Hypotenuse tan A = Perpendicular / Base = Opposite side / adjacent side cot A = Base / Perpendicular = adjacent side / opposite side sec A = Hypotenuse / Base = Hypotenuse /...

Section Weightage A Reading Skills 20 B Writing Skills with Grammar 30 C Literature Textbook and supplementary text 30 Total 80 Reading Section – 20 Marks Q.1 A Factual passage of 300-350 words with eight very short answer type questions. 8 Marks ...

STRATEGIES TO ATTEMPT ENGLISH UNSEEN PASSAGE COMPREHENSIONS ( UNSEEN PASSAGES ) Before reading a passage, student are suggested to follow the steps listed below Quickly run through the passage once. This is called Skimming While going through the passage, note the first and last line of each paragraph. Note all capitalised words, numbers...

Chapter – Crop Production And Management Agricultural Practices , Basic Practices of crop production , Preparation of soil , Sowing Adding manure and Fertilizers, Irrigation , Protection from weeds , Harvesting , Storage, Food from Animals. SUGGESTIVE ACTIVITY 1. To collect various types of seeds. 2. To collect pictures/ draw...

CLASS 9 MARKING SCHEME ( CBSE 2020 ) Units Unit Name Marks I NUMBER SYSTEMS 8 II ALGEBRA 17 III COORDINATE GEOMETRY 4 IV GEOMETRY 28 V MENSURATION 13 VI STATISTICS & PROBABILITY 10 Total 80 Internal assessment I20 Grand Total 100 CHAPTER 1 : REAL NUMBERS Review of representation of natural numbers, integers...

Unit-1 : Physical World and Measurement Chapter-1: Physical World Physics-scope and excitement; nature of physical laws; Physics, technology and society. Chapter-2: Units and Measurements Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy...