National Science Olympiad Forum By SOF Olympiad Trainer - Page 117

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Subject :NSO    Class : Class 9

Read the following statements carefully and select which of them are true(T) and which of them are false (F).
(i) Exotic breed which is very popular for egg-laying but is not ideal for meat purposes is White Leghorn.
(ii) Karan-Swiss is a high yielding cross breed cattle variety while Jersey-Sindhi is an indigenous breed of India.
(iii) Milch breeds are milk-yielding while draught breeds are working animals.
(iv) Ayrshire is an Indian breed of cow.

(i) (ii) (iii) (iv)
A F F T T
B T F T F
C T T T F
D F F T F


Ans 1:

Class : Class 9
the correct answer is B it is showing D by mistake

Ans 2:

Class : Class 10
B

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 1

Ans 1:

Class : Class 3
picture is missing here

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5
C sweet lime and sugar

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

In order to find out the rate of decomposition of three types of solid waste, X, Y and Z, scientists dumped these wastes in a restricted open low lying area. The given graph shows the rate of decomposition of these wastes. Which of the following correctly identifies X, Y and Z?


AX-Wooden chair, Y-Fruit peel, Z-Syringe
BX-Plastic tumbler, Y-Iron nail, Z-Wrist watch
CX-Metal bangles, Y-Cotton shirt, Z-Cooked beans
DX-Animal excreta, Y-Newspaper, Z-Wooden box


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