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CBSE->Std 8 Questions

Total Questions 1510
when did revolt of 1857 spread ?
The square root of 10 upto 2 places of decimal is
The value of the expression 2x 2 + 3x – 5 at x = –1 is
The value of cube root of 1331. cube root of 512 is?
Iron and Steel industry are important for the growth and development of modern civilization .Teacher, please justify this statement.
Why is it that we can differentiate each color from one another while other organisms see only some colors?Is it due to some substance present in our eye or because of the reflection of light within that organism?
could you explain about the social reformer mumtaz ali?
XMLR : ZOPV :: CRLQ : ?
A perpendicular force of 600 N acts on a circular surface of radius 1.4 m. The surface will just break if an additional perpendicular force of 16 N is applied on it. The maximum pressure that the surface can withstand is
Although British showed much cruelty to Indians but then they abolished 'SATI'.Why?
1)WHY SHOULD JUDGES HAVE A FAIR AMOUNT OF EXPERIENCE TO BE ELIGIBLE FOR THE POST? 2)WHY DO YOU THINK A CASE MOVES FROM A LOWER COURT TO A HIGHER COURT? 3)WHY DO YOU THINK THE COURT CANNOT ACT ON ITS OWN? 4)WHY SHOULD JUSTICE BE IMPARTIAL? 5)IRON AND STEEL ARE IMPORTANT FOR THE GROWTH AND DEVELOPMENT OF MODERN CIVILIZATION.JUSTIFY THIS STATEMENT.TEACHER,PLEASE EXPLAIN YOUR ANSWER.
1)Why do you think a case moves from a lower court to a higher court? 2)Why do you think the court cannot act on its own? 3)Why should justice be impartial? 4)What will happen if there is unsystematic economic development? 5)For our country, which sector should be given maximum priority while planning - agriculture, industry, defence , education, health or infrastructure development. Teacher, please justify your answer.
Why should judges have a fair amount of experience to be eligible for the post?
In India which all are the places where seismographs located? What are the uses of it?
Why should justice be impartial?
Virus have no cell. Then why it has either genetic material DNA or RNA?
I have learn t acrylic is more durable than wool. Acrylic is less expensive, but wool is costly fibre. Why is it so?
How can scientists make a map of earthquake using seismograph by the waves in the paper?what is the use of map?
What do you mean by velocity?
The difference between the present ages of a father and his son is 30years.five years ago,the son's age was one-seventh of the father's age.Find the age of each