Sunday 24 March 2013

Chapter 11. Force And Pressure | Science | CBSE Class VIII (8th) | Solved Exercises


Question1. : Give two examples each of situations in which you push or pull to change the state of motion of objects.
Answer :
  1. Opening or shutting a door
  2. A cricket ball hit by a batsman  
Hitting a cricket Ball | Chapter 11. Force And Pressure |Science | CBSE Class VIII (8th)  |  Solved ExercisesChapter 11. Force And Pressure |Science | CBSE Class VIII (8th)  | Opening and Closing of a door -Solved Exercises

Friday 22 March 2013

Chapter 10. Reaching The Age Of Adolescence | Science | CBSE Class VIII (8th) | Solved Exercises

Question 1. What is the term used for secretions of endocrine glands responsible for changes taking place in the body?
Answer :The secretions of endocrine glands responsible for changes taking place in the body is called hormones.Hormones are chemical substances, which are released by endocrine glands directly into the blood stream.. The changes which occur at onset of puberty and adolescence are controlled by hormones

Thursday 21 March 2013

Chapter 9. REPRODUCTIION IN ANIMALS | Solved Exercises | CBSE Class VIII (8th) Science

  • Question 1. Explain the importance of reproduction in organisms.
  • Answer : The process of reproduction in organisms is essential for the continuation of theirs respective species. The reproduction in organisms is very important as it ensures the continuation of similar kinds of individuals, generation after generation.In larger context, reproduction in various species of animals and plants kingdom, forms part of ecosystem and which helps in maintaining it, by evolution chain. 
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Wednesday 20 March 2013

CBSE Class VIII (8th) Science | Chapter 8. CELL — STRUCTURE AND FUNCTIONS | Solved Lesson Exercises

Question 1. Indicate whether the following statements are True (T) or False (F).
  1. Unicellular organisms have one-celled body. (T/F)
  2. Muscle cells are branched. (T/F)
  3. The basic living unit of an organism is an organ. (T/F)
  4. Amoeba has irregular shape. (T/F)

Tuesday 19 March 2013

CBSE Class 6th ( VI) Mathematics Chapter 12. Ratio and Proportion: Exercise 12.1 Solved

Things to remember..

When, we compared the two quantities in terms of ‘how many times’. This comparison is known as the Ratio. We denote ratio using symbol ‘:’ Consider the following example : DIsha’s weight is 15 kg and her father’s weight is 60 kg. How many times Father’s weight is of Isha’s weight? It is 4 times.
∴ The ratio of father’s weight to Disha’s weight = 60/15 = 4/1= 4:1  
1. There are 20 girls and 15 boys in a class. 
(a) What is the ratio of number of girls to the number of boys? 
(b) What is the ratio of number of girls to the total number of students in the class?
  

Sunday 10 March 2013

Sample Question Papers for CBSE Class XII (12th) Board Exam. 2012

Sample Paper for CBSE Class X (10th) for Term I (First Term September)

Sample Paper for CBSE Class IX (9th) for Term I (First Term September)

Sample Paper for CBSE Class IX (9th) for Term II (Second Term March)

Sample Paper for CBSE Class X (10th) for Term II (Second Term March)