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1 : 1. Comprehension : Letters of the Alphabet 2 : 2. Comprehension ...

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<strong>the</strong>se reflects sounds and determines where exactly <strong>the</strong> object is. Thus it “sees”<br />

(hears)<br />

10 : Ch. 11 Propagation <strong>of</strong> Sound<br />

Q. 45 Sound travels through a wooden partition but can not travel through<br />

a glass partition because .............<br />

[1] wooden partition is porous [2] wooden partition can vibrate<br />

[3] wooden partition is lighter<br />

[4] None <strong>of</strong> <strong>the</strong>se<br />

in weight<br />

Wrong! You Entered : 0, Correct Answer : <strong>2.</strong><br />

-<br />

11 : Ch. 12 Electric Charge<br />

Q. 46 Can static electric charge be produced in iron?<br />

[1] Yes [2] No<br />

Wrong! You Entered : 0, Correct Answer : <strong>2.</strong><br />

Static electric charge can only be produced in bad conductors <strong>of</strong> electricity.<br />

12 : Ch. 13 Food and Nutrition<br />

Q. 47 Digestion <strong>of</strong> carbohydrates is done by ...............<br />

[1] saliva [2] insulin<br />

[3] gastric juice [4] bile<br />

Wrong! You Entered : 0, Correct Answer : <strong>1.</strong><br />

-<br />

13 : Ch. 14 Food and Protection <strong>of</strong> Food<br />

Q. 48 Sun drying <strong>of</strong> grains is done before storing <strong>the</strong>m as it ..............<br />

[1] kills germs [2] reduces water content<br />

[3] injects sunlight [4] creates immunity<br />

Wrong! You Entered : 0, Correct Answer : <strong>2.</strong>

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