National Science Olympiad Forum By SOF Olympiad Trainer - Page 107

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 2

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Subject :NSO    Class : Class 2

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 9

Which of the following statements about characteristics of organelles are correct?
(i) Chloroplast contains its own DNA.
(ii) Lysosomes are specialised structures that eat worn out cell organelles.
(iii) Ribosomes are only found attached to endoplasmic reticulum.
(iv) Thread-like structures called genes are present in the nucleus.

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


Shouldn't the answer be A ?

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 3
there are only 18 plz sof explain how it is 19

Ans 2:

Class : Class 6
there are 20

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
option b is correct

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