CBSE ADDA

Rational Numbers test paper for class 08 Mathematics. These test papers include all main concepts of the chapter in CBSE class 08 Mathematics. It is very useful for testing and commanding over the topic and to excel in various Olympiads and other competitions  Introduction  Properties of Rational Numbers  Representation of Rational Numbers on the Number line.  Rational Numbers between two rational numbers. Learning Objectives:  The students learn to represent rational numbers on the number line. They learn to verify various properties taking different values. 8th maths Rational Number CBSE Test Paper - 01 8th maths Rational Number CBSE Test Paper - 02 8th maths Rational Number CBSE Test Paper - 03 8th maths Rational Number CBSE Test Paper - 04 8th maths Rational Number CBSE Test Paper - 05 Download Files 8th maths Rational Number CBSE Worksheet - 01 8th maths Rational Number CBSE Worksheet - 02 8th maths Rational Number CBSE Worksheet - 03 8th maths Rational

CHEMISTRY  Paper & Solution  Code : 55/3  Time : 3 Hrs. Max. Marks : 70  General Instructions :  (i) All questions are compulsory. (ii) Questions number 1 to 8 are very short answer questions and carry 1 mark each. (iii) Questions 9 to 18 are short answer questions and carry 2 marks each. (iv) Question number 19 to 27 are also short-answer questions and carry 3 marks each. ) Question number 28 to 30 are long-answer questions and carry 5 marks each. (vi) Use Log Tables, if necessary. Use of calculators is not allowed Solve Chemistry Question Paper 2014 CBSE Board Class XII               Download File Physics Paper & Solution Code : 55/3  Time : 3 Hrs. Max. Marks : 70  General Instruction :   (i) All questions are compulsory.   (ii) There are 30 questions in total. Questions 1 to 8 are very short answer type questions and carry one mark  each.   (iii) Questions 9 to 18 carry two marks each, questions 19 to 27 carry three marks each and question

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1. Atomic no. of x = 12; Atomic No. of y = 16 2. The transfer of traits from parents to offspring is called heredity. 3. Paper and glass can be easily recycled but thrown in the dust bin. 4. This is because both the father and the mother contribute practically equal amounts of genetic material to the child during sexual reproduction in forming ztgote. 5. Object placed between pole and focus see in diagram: 6. Decomposer break-down the complex organic substances into simple inorganic substances. The natural replenishment of the soil also takes place by Decompose. 7. Watershed management is the study of the characteristics of a watershed. It helps to manage water quality, water supply, and drainage and rainwater flow. It also ensures sustainable maintenance planning of a watershed. Benefits of a watershed management system: Water quality is strictly maintained. Distribution of water is equal and sustainable. 8. The producers convert solar energy into chemical energy

Time: 3-3and1/2 hr _ Max mark: 100 [includes 10 marks based on Open Text Theme] Test held in School: Sadhana Devi Vidyapith, Samastipur - Punjabi Colony [By JSunil] 1 mark 1. As per the law of definite proportional carbon and oxygen combine in ratio 3: 8. Compute the mass of oxygen gas that would be required to react completely with 6 gm carbon. 2. A pore bearing organism like creature “A” belong to a phylum “B” of kingdom Animalia. 3. In which reason is soil erosion very difficult to revert. 2 marks 4. Explain, What is Organ specific manifestation? 5. A man drops a stone of mass 2 kg room the top of a building of height 15m when it reaches the ground, find its kinetic energy. 6. When an object is immersed in the fluid name the two forces acting on it. 3 marks 7. (a) The mass number of an element is 18. It contains 7 electrons. What is the number of proton? and neutron in it. (b) State the problem of atomic structure which was solved after the discovery