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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
but it is also measured in cm3 h-1????

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Subject :NSO    Class : Class 8

Read the given statements and select the correct option.
Statement 1 : Mountaineers often encounter the problem of nose bleeding when they reach high altitudes.
Statement 2 : The blood pressure of their body becomes much less than the atmospheric pressure, making the blood vessels burst.

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.
DBoth statements 1 and 2 are false.


c

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
Ans c.. Fuse has only maximum limit

Ans 2:

Class : Class 8
Ans c.. Fuse has only maximum limit

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
sulphur dioxide is a greenhouse gas infact it possess 100 year global warming potential than any other greenhouse gas and ozone is not a greenhouse gas so option C should be correct and not D

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Subject :NSO    Class : Class 3

A force can be either a push or pull. Which of the following classifications has been described INCORRECTLY?

Action Type of force Effect
A Flicking an insect that is flying towards you Push The force sends the flying insect in the opposite direction.
B Kicking a stationary pebble Push The force causes the pebble to roll away.
C Closing a car door from outside Pull The force moves the door.
D Stretching an elastic wristband Pull The force changes the shape of the wristband.


Ans 1:

Class : Class 3
Option C. is described INCORRECTLY. Because here Type of force is Push not Pull, when the car door is closing from outside.

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 10

Observe the given graph showing changes in endometrium in a female during her menstrual cycle and select the correct statement regarding P, Q, R and S.


ADuring phase P, secretion of FSH and estrogen increases, which develops the uterine lining.
B Phase R involves release of ovum from an ovary, marked by peak levels of LH and progesterone.
C In phase Q, relaxin hormone attains a peak and repairs endometrium of uterus.
D During phase S, progesterone is secreted from ovary and maintains thickness of endometrium.


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