Question

jeev notice that size of camphor tablets decreased. Under which phenomenon it happened?
sMjIv dI mwqw jI bjwr qoN kpUr dIAW it`kIAW lY ky AweI Aqy iesnUM Ku`ly brqn iv`c r`K id`qw [sMjIv ny ku`J idnW bwAd dyiKAw
ik kpUr dIAW it`kIAW dw Akwr G`t igAw hY [Aijhw iks pRikirAw krky hoieAw:-
A). Evaporation a) vwSpIkrx
B). Sublimation A) jOhr aufwauxw
C). Condensation e) sMGxn
D). Transpiration s) vwSp-auqsrjx
Q.2: Ram learnt through a TV lecture that one of the cell organelle is only found in plant cell. What is that organelle
according to you?
rwm ny tI.vI. lYkcr rwhIN is~iKAw ik sY`l dw ie~k in~kVw AMg kyvl pOdw sY`l iv`c pwieAw jWdw hY [quhwfy Anuswr ieh in~kVw
AMg ikhVw hY?
A). Plastids a) plwsitfs
B). Mitochondria A) mweItokWfrIAw
C). Lysosome e) lweIsosom
D). Golgi apparatus s) gwljI kwieAwvW
Q.3: Sachin hits a cricket ball which then rolls on a level ground. After covering a short distance, the ball comes to rest.
The ball stop beacaue:-
sicn duAwrw ikRkt dI gyNd nUM jor dI mwrn nwl auh jmIn qy luVkdI hY [kuJ dUrI clx dy bwAd gyNd r`uk jWdI hY [ikaik:-
A). Sachin did not hit the ball hard enough. a) sicn ny gyNd nMU pUry jor nwl ih`t nhI kIqw[
B). Velocity is proportional to the force exerted on the ball. A) vyg gyNd qy lgwey gey bl dy smwnupwqI hY [
C). There is a force of friction on the ball opposing the motion. e) gyNd qy gqI dI idSw dy ault ie`k rgV bl kwrj krdw hY [
D). These are no unbalanced force on the ball. s) gyNd qy koeI AsMquilq bl kMm nhI kr irhw hY [
Q.4: The normal Human body temperature is 37oC. What it would be in Kelvin scale:
sDwrn mnu`KI srIr dw qwpmwn 37oC huMdw hY [ kYlivn skyl iv`c ieh qwpmwn ikMnw hovygw?
A) 98.6K B) 310K C) 100K D) 37K
Q.5: Solution of Iodine in alcohol known as tincture of iodine. Find the solute and solvent.
AwieaufIn Aqy AYlkohl dy Gol nUM itMcr AwieaufIn dy nW nwl jwixAw jwdw hY [ies iv`c Guilq Aqy Golk pqw kro [
A). Iodine is the solute and alcohol is the solvent. a) AwieaufIn Guilq Aqy AYlkohl Golk hY [
B). Iodine is the solute and Water is the solvent. A) AwieaufIn Guilq Aqy pwxI Golk hY [
C). Alcohol is the solute and Iodine is the solvent. e) AYlkohl Guilq hY Aqy AwieaufIn Golk hY [
D). Water is the solute and Iodine is the solvent. s) pwxI Guilq hY Aqy AwieaufIn Golk hY [

Answer 1

1) B) Sublimation

2) A) Plastids

3) C) There is a force of friction on the ball opposing the motion.

4) B) 310K

5) A) Iodine is the solute and alcohol is the solvent.

KEEP SMILING! KEEP SHINING!!