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Kerala (English Medium)->Std 10 Questions

Total Questions 1448
how will you prepare CO2 in your laboratary?DRAW ITS DIAGRAM ALSO.
what are optic fibres? what are its uses?
HOW CAN WE PREPARE CO2 IN THE LABORATORY.DRAW THE DIAGRAM ALSO.
WHAT ARE THE METHODS TO REDUCE GLOBAL WARMING?
HOW CAN WE PREPARE BLEACHING POWDER?
what is the unit used for measuring electric charge? define it?
explain conductors and insulators using examples.
what is emf? what is its unit?
write and explain the terms in equation E=mc square?
HOW TO CONSTRUCT A CIRCUMCIRCLE AND IN CIRCLE?
what r the main functions of spinalcord?
wright a python program to check within the given number is prime or not.
WHAT IS SPINAL CORD
find the volume of a square pyramid with base edge 24cms and 20cms slant height.
Who invented computer?
FIRST PRIME MINISTER OF SRILANKA ?
WHO IS THE FATHER OF MODERN COMPUTER
A sphere is carved out of a cube with sides 12cm.find the ratio between the curved surface area, of the sphere and l.s.a of cube? find the ratio between their volumes?
The sidee of a square pyramid are all equal.find the ratio between its slant height & height?
The lateral edge of a square pyramid is 15 cm & base edge 18cm.find its lateral surface area?