National Science Olympiad Forum By SOF Olympiad Trainer - Page 4

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Subject :NSO    Class : Class 7

Ahmad pushed an empty plastic bottle into a pail of water as shown in the picture. Which of the following will take place if Ahmad is to unscrew and remove the cap of the bottle in the pail of water?

(a) Water rushes into the bottle.
(b) Air in the bottle becomes compressed.
(c) The water level in the pail remains the same.
(d) Bubbles move up rapidly to the surface of water.

A(a) and (c) only
B(a), (b) and (d) only
C(a) and (d) only
D(a), (c) and (d) only


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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
B: It is the famous classical dance form of Andhra Pradesh-Kuchipudi

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
The correct answer is B as pines are not found in grassland, acacia is found in desert and not in Mountain Region and Koalas cannot live in Desert so the answer is B..

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Subject :NSO    Class : Class 4

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