National Science Olympiad Forum By SOF Olympiad Trainer - Page 731

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7
Yes the answer is confusing.

Ans 2:

Class : Class 4
It should be specified that the moon is 1st or 2nd quarter

Ans 3:

Class : Class 6
if it is waning half moon, then it can be " no moon" also know? can anybody explain

Ans 4:

Class : Class 4
yes the question is incomplete

Ans 5:

Class : Class 4

Ans 6:

Class : Class 3
waxing or waning ? question is not clear

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Read the following characteristics of a plant.
(i). Leaves are large and flat with upper surface coated with wax.
(ii). Stomata are present on the upper surface of leaves to facilitate gaseous exchange.
(iii). Roots are either poorly developed or totally absent.

Identify the plant and select the correct option regarding it

A The plant is adapted to grow in dry, desert like condition.
B The plant is a floating hydrophyte.
C The plant will grow well in soil or air of moderate humidity.
D The plant has special characteristic to minimize the rate of transpiration


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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 4
veryyyy niceee!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 2:

Class : Class 4
correct answer is A because i have checked on internet

Ans 3:

Class : Class 4
sundar apratim waa chhan

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 7

Read the following statements and select the correct option.
Statement 1: Water present in oceans and seas cannot be used directly for human consumption.
Statement 2 : Water in oceans and seas have less amount of dissolved oxygen.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true but statement 2 is false.
DStatement 1 is false but statement 2 is true.


answer is wrong, if it is correct please explain. (as far as i know salt water is supposed to dissolve less oxygen.

Ans 1:

Class : Class 9
answer is B.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7

Ans 2:

Class : Class 4

Ans 3:

Class : Class 4

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
the boy likes odd and dislikes even numbers

Ans 2:

Class : Class 5
It seems the boy likes odd numbers and dislikes even numbers so he should like Option D as it is odd.

Ans 3:

Class : Class 3
Answer: D

Solution ;
The boy likes Odd numbers, so 625 will be the answer, as other three numbers are Even.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
And:D

Ans 2:

Class : Class 8
A

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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