3rd Term Examination
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Transcript of 3rd Term Examination
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7/25/2019 3rd Term Examination
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IIIrd TERM EXAMINATIONSUBJECT : SCIENCE
CLASS : IVTIME:M.M. - 80
Q1. Fill in t! "l#n$%:
&10'
1. In the second order of levers, the load is between
____________ & _______________2. A bottle opener is a clever of the ______________ order.3. A single pulley helps to change the direction of _________
applied.4. ost ____________ have new been controlled on the earth.!. India is facing a _____________ proble".#. A green house is a house "ade of ____________.$. %il spills cause destruction of _____________.. 'echnology if ________________(. ________________ is "a)or cause of pollution.1*. ________________ helps us to invent new tools.
Q(. Ti)$ & ' *#r$ #+#in%t t! ),rr!)t:
&10'
1. +heels that have teeth are called-a /ulley -b A0les -cears
2. A single pulley is a-a i"ple clever -b econd type of lever -c
'hird type
3. hernobyl tragedy too place in -a India -b 5A -coviet union
4. Insecticides are a threat to -a Ani"als only -b Insects only -canind
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7/25/2019 3rd Term Examination
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!. A way to conserve resource -a 6ecycling -b 7u"ping waste in water bodies
-c 8oth.
Q(. M#t) t! ,ll,in+:
&10'
1 Increase in 9arth:s te"perature arbon
2 ; dio0ide
3 reen house gas Antarctica
4 3 6: lobal warning
! %2 one depletion refrigerator
# 9nergy oves loads
$ +or ;orce < 7etour
9nergy stored in a cell %bility to do
( =ever hanges direction