National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 3

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Class : Class 3

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Class : Class 3
fcb yh

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 3

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Class : Class 5

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Subject :NSO    Class : Class 5

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Class : Class 5

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Subject :NSO    Class : Class 5

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Class : Class 5
B) Rain which is acidic in nature (Acid Rain).

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Subject :NSO    Class : Class 8

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Class : Class 8

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Subject :NSO    Class : Class 10

Which of the following statements are correct regarding the given figure?
(i) The parts labelled as Q and R carry blood having low oxygen concentration.
(ii) The parts labelled as P, Q and R carry blood having low oxygen concentration.
(iii) The blood flows out of the heart through blood vessel Q when ventricle contracts.
(iv) The blood is flowing out of the heart through blood vessel Q when atria contract.
image

A (ii) and (iv) only
B (ii), (iii) and (iv) only
C (i), (ii) and (iii) only
D (i) and (iii) only


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Subject :NSO    Class : Class 4

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