National Science Olympiad Forum By SOF Olympiad Trainer - Page 365

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Subject :NSO    Class : Class 8

Read the following statements and select the correct option.
Statement 1: Pheromones are used as biological method to control pest.
Statement 2: Pheromones lure adult male insects into special traps and prevent them from breeding.

A Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
C Statement 1 is true but statement 2 is false.
D Both statements 1 and 2 are false.


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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8
A

Ans 3:

Class : Class 8
fcb yh

Ans 4:

Class : Class 4
Simply

Ans 5:

Class : Class 3

Ans 6:

Class : Class 3
THE CORRECT ANSWER IS OPTION IS A

Ans 7:

Class : Class 3

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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

Ans 1:

Class : Class 4
mine was almost correct

Ans 2:

Class : Class 9

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

Ans 1:

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

Ans 2:

Class : Class 5

Ans 3:

Class : Class 5

Ans 4:

Class : Class 5
how many children are participating in olympiad of class 5

Ans 5:

Class : Class 5
The answer is B ( acidic rain ).

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Subject :NSO    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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