WorksheetsCH-5 SIENCE QUIZ
Total questions: 15
Worksheet time: 3mins
A MIXTURE OF RICE AND SMALL PEBBLES CAN BE SEPARATED BY?
HANDPIKING
WINNOWING
SEDIMENTATION
SIEVING
AN AGE-OLD METHOD OF SEPARATING CHAFF FROM GRAINS IS?
HANDPICKING
DECANTATION
WINNOWING
THRESHING
THE UNDISSOLVED PART WHICH SETTLES AT THE BOTTOM OF THE LIQUID IS CALLED THE_____________?
DECANT
SEDIMENTATION
SEDIMENT
SOLVENT
AN AGE-OLD METHOD OF SEPARATING CHAFF FROM GRAINS AND PULSES IS______________?
THRESHING
HANDPICKING
WINNOWING
______________IS MADE UP OF ONLY ONE KIND OF SUBSTANCE?
MIXTURE
PURE SUBSTANCE
SUBSTANCES
NITROGEN
WHICH OF THESE ARE EXAMPLE OF MIXTURES?
PETROL
DIESEL
PETROLIUM
PETROCHEMICAL
IN WHICH AMOUNT THE NITROGEN PRESENT IN THE AIR?
79%
76%
78%
80%
WEEDS FROM SPINACH IS EXAMPLE OF WHICH METHOD?
SIEVING
WINNOWING
EVAPORATION
HANDPICKING
WHAT CLEANS THE AIR?
LOADING
RAIN
ALUM
WATER VAPOUR
_______________IS USED TO SEPARATE INSOLUBLE PARTICLES FROM WATER ?
SEDIMENTATION
FILTRATION
DECANTATION
LOADING
HOW THE DUCK FILTER THE WATER BY THERE______________?
MOUTH
BEAK
SKIN
TEETHS
HOW THE OIL AND WATER BE SEPARATED?
SEDIMENTATION
EVAPORATION
DECANTATION
FILTRATION
A BOY OBSERVED AFTER MIXING SUGAR IN WATER,HE OBTAINED A UNIFORMLY DISTRIBUTED SOLUTION SUCH SOLUTION ARE REFERRED AS?
HOMOGENEOUS MIXTURE
NON-HOMOGENEOUS MIXTURE
SATURATED SOLUTION
UNSATURATED SOLUTION
THIS TECHNIQUE IS USED TO SEPARATE THE SOLID SUBSTANCE THET DIFFER IN SIZES?
HANDPICKING
SIEVING
FILTRATION
LOADING
HOW CAN WE SEPARATE SAND AND WATER?
SEDIMENTATION
SEDIMENTATION AND DECANTATION
FILTRATION
