IKSC PRACTICE TEST

CELL HAS 3 MAIN PARTS

• NUCLUES, CELL MEMBRANE, VACUOLE

• VACUOLE, CYTOPLASM,CELL WALL

• VACUOLE,CELL WALL,RIBOSOMES

• NUCLUES,CELL MEMBRANE,

  CYTOPLASM

FOLLOWING ARE THE EXAMPLES OF METALS

• CARBON

• COPPER

• SULPHUR

• PHOSPHORUS

ELECTRIC CURRENT IS RATE OF FLOW OF

• NUETRONS

• ELECTRONS

• PROTONS

NET CHARGE OF AN ATOM IS

• ZERO

• ONE

• TWO

______ IS A TYPE OF ENERGY THAT EXCERTS THE FORCE

• KINETIC ENERGY

• FRICTION

THE FORMULA OF FRICTION IS

• PRESSURE= FRICTION / ACCERLATION

• PRESSURE= ACCERLATION / FRICTION

MITOCHONDRIA IS _____ OF THE CELL

• MAIN ELEMENT

• POWER HOUSE

_____ OCCURS WHEN HARMFUL SUBSTANCES MOVE INTO STREAM,RIVER,LAKE,OCEAN ......

• AIR POLLUTION

• WATER POLLUTION

________ IS A SURE TEST FOR METAL TO BE MAGNETIC OR NOT

• ATTRACTION

• NON OF THEM

• REPLUSION

THE STUDY OF EFFECTS OF WORK , HEAT AND ENERGY ON A SYSTEM IS KNOWN AS

• THERMODYNAMICS

• ELECTRICITY