Assertion (A) : The top of the mesosphere, called the mesopause, is the coldest place on Earth.Reason (R) : Temperatures in the upper mesosphere fall as low as - 100 C varying according to latitude and season.

Question

Assertion (A) :  The top of the mesosphere, called the mesopause, is the coldest place on Earth.Reason (R) : Temperatures in the upper mesosphere fall as low as - 100  C varying according to latitude and season.

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If (A) and (R) are true but (R) is not the correct explanation of (A)

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If (A) and (R) are true and (R) is the correct explanation of (A)

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If (A) is true but (R) is false

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If (A) is false but (R) is true

1.	Assertion (A) : The top of the mesosphere, called the mesopause, is the coldest place on Earth.Reason (R) : Temperatures in the upper mesosphere fall as low as - 100 C varying according to latitude and season.
A.	If (A) and (R) are true and (R) is the correct explanation of (A)
B.	If (A) and (R) are true but (R) is not the correct explanation of (A)
C.	If (A) is true but (R) is false
D.	If (A) is false but (R) is true
Answer» B. If (A) and (R) are true but (R) is not the correct explanation of (A)

Assertion (A) : The top of the mesosphere, called the mesopause, is the coldest place on Earth.Reason (R) : Temperatures in the upper mesosphere fall as low as - 100 C varying according to latitude and season.

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