CBSE ADDA

U-Like CBSE CCE Sample Papers AS CBSE sample papers have many advantages. These papers give students an idea of the pattern of the paper and help them evaluate their preparedness for the exams. Understanding the CBSE marking scheme and the types of questions are two very big advantages as well. Fully solved paper by Jsunil Tutorial Class X Science SA-1 Solved Question paper 2014-1 Download File Class X Science SA-1 Solved Question paper 2014-2 Download File Class X Science SA-1 Solved Question paper 2014-3 Download File Class X Science SA-1 Solved Question paper 2014-4 Download File Class X Science SA-1 Solved Question paper 2014-5 Download File SA-1 class 10 Sample Paper of Science Sept. 2015 New addition class 10 Sample Paper Science Sept. 2015 -1 Download File class 10 Sample Paper Science Sept. 2015 -2 Download File class 10 Sample Paper Science Sept. 2015 -3 Download File class 10 Sample Paper Science Sept. 2015 -4 Download File class 10 Sample Paper Scienc

Class- (10)-Mathematics:  Summative Assessment I (SA -1): Sample Question Paper with solution New Fully solved Previous papers SA-I Class-X Maths-1 (Download) SA-I Class-X Maths-2(Download)   SA-I Class-X Maths-3(Download) SA-I Class-X Maths-4(Download) SA-I Class-X Maths-5(Download) SA-I Class-X Maths-6(Download)) class 10 Sample Paper of Mathematics Sept. 2015 Class 10 Mathematics 2015 Sample Paper - 01 Download File Class 10 Mathematics 2015 Sample Paper - 02 Download File Class 10 Mathematics 2015 Sample Paper - 03 Download File Class 10 Mathematics 2015 Sample Paper - 04 Download File Class 10 Mathematics 2015 Sample Paper - 05 Download File

Sample paper 2015 Sep SA1 Subject science IX CBSE Sample paper Science for SA-1-Sep.2015 SA-1 class 9 Science Original Paper 2014-2015-1 Download File SA-1 class 9 Science Original Paper 2014-2015-2 Download File SA-1 class 9 Science Original Paper 2014-2015-3 Download File SA-1 class 9 Science Original Paper 2014-2015-4 Download File SA-1 class 9 Science Original Paper 2014-2015-5 Download File

CBSE/NCERT_Metals and Non Metal Questions answer class 8 Very short answer questions 1. What is malleability? Ans: Metal can be beaten into thin sheet. this properties oh metal is called malleability. Gold is the most malleable metal. 2. Name a metal exist in liquid state Ans: Mercury is a metal that exist in liquid state at room temperature. 3. Which metal is the best conductor of electricity? Ans: Silver 4. Name the metals ha highest melting pint. Ans: Tungsten 5. Name the lightest metal Ans: Lithium 6. Which is the only non metal that can conduct electricity? Ans: Graphite 7. Name the two non metals that are lustrous Ans : Graphite and iodine 8. What are allotropes? Ans: Two or more form of same element which differ in properties. Diamond and graphite are two allotropes of carbon Write true and false 1. Metals react with oxygen to form oxide: False Metals react with oxygen to form metallic oxide 2. Magnesium and aluminium react quickly

Q. Viruses are considered as being on the border line between living and non-living organisms,Why? Ans: Viruses is nonliving out side living cells but grows and multiplies inside living cell so,viruses are considered as being on the border line between living and non-living organisms.The study of viruses is called Virology. Questions: What does Sargasso Sea woe its name to? Ans: Sargasso Sea woe its name to Sargassum, a particular sea weeds that grow abundantly in sea. Sailor avoids this sea as their boat stuck in the tangled mass of seaweeds. Questions: What are the difference between the cell of bacteria and the cell of other living body? Ans: The difference between the cell of bacteria and the cell of other living body are (i) Cell wall is not made up of cell wall (ii) Do not have nucleus (iii)Does not have membrane bound organelles Questions: Do red and brown algae have chlorophyll? Ans: Yes, red and brown algae have pigment of colour which cover the colour of ch

Solution of chapter Heat and Temperature Basic science Class 7 A. Answer these question in not more than 20 words 1. Give an example to show that heat is a form of energy? Answer: When we heat a pan of water, the water boils and at its temperature rises. The energy for this rise in temperature comes from heat. This shows that heat is a form of energy. 2. What is temperature? Name the scale used to measure it? Answer: Temperature of a body is the measure of the hotness or coldness of the body. Celsius and Fahrenheit are the scales used to measure temperature. Thermometry is branch of physics which deals with the measurement of temperature. 3. If hotness and coldness of a body is relative, how do we measure its degree of hotness? Answer: We measure the degree of hotness or coldness of a body by measuring its temperature and comparing with standard temperature scale. 4. Mention three things that heat causes in substance? Answer: Following are the three changes that hea

High order thinking skill [HOTS Questions] Learnwell science class 8 1. Why are women advised not to wear high heeled shoes? Ans: High heeled shoes do not distribute weight of body over the surface of and therefore women may fall on the ground due to less grips on ground. This is why women are advised not to wear high heeled shoes. 2. It is more difficult to pull boat on the beach than on the water? Ans: Liquid and gases exert lesser friction as compared to solid surfaces. Therefore, boat on the beach experience more friction than on the water. Thus, it is more difficult to pull boat on the beach than on the water. 3. How are you able to drink juice using a straw? Ans: When we suck air from straw the air pressure in the straw decreases that is enough to pull the juice. Air pressure pull the juice to move up inside the straw into our mouth . 4. Why is the tip of sewing needle sharp? Ans: The sharp tip of sewing needle sharp distributes force over less are so tha