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Subject :NSO    Class : Class 6

Which of the following statements is false?

AMeasuring tape is not suitable to measure the girth of a tree.
BA suitable measuring device is must to measure the length of an object.
CIn ancient India, small length measurements used were an angul or a mutthi.
DElectric trains, monorail, supersonic aeroplanes and spacecrafts are some of the 20th century contributions.


I could not understand the solution to this question at all. Please give clearer and accurate solutions.

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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 7

Rohan is going to school with his father by car. He decides to note the readings on the odometer of the car after every five minutes till he reaches the school. The given table shows the odometer readings of his journey.

Time (am) 7:30 7:35 7:40 7:45 7:50
Odometer
reading (km)
36593 36596 36599 36602 36605
If he left for school at 7:30 am, then find the average speed of the car.

A5 m/s
B6 m/s
C10 m/s
D15 m/s


e

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Subject :NSO    Class : Class 7

The given figure shows steps involved in the process of wool yarn making. Identify steps a, b, c, d and e and select correct option regarding them:



A In many parts of the world, step 'a' is done once a year. It harms the sheep and is painful.
B Steps 'b and c' show the process of scouring, during which workers are at high risk of getting respiratory diseases.
C Step 'd' converts wool fleece into narrow untwisted fibres called slivers.
D Step 'e' depends on the length of the fibres. Long fibres are used for making tweeds and flannel whereas short fibres are used in making gabardines.


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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
I did silly mistake

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
I did silly mistake

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
I just did silly mistake

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Subject :NSO    Class : Class 6

Refer to the given dichotomous key and select the correct option.
I. a. Its edible part grows above ground. - Go to II
b. Its edible part grows below ground. - Go to III
II. a. It has reticulate venation in leaves - P
b. It has parallel venation in leaves - Q
III. a. It has tap root system - R
b. It has fibrous root system - S

A P could be coriander whereas R could be radish.
B Q could be potato whereas S could be onion.
C Q could be maize whereas R could be wheat.
D P could be mustard whereas S could be pea.


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