Q.

Given below are two statements. One is labelled Assertion (A) and the other is labelled Reason (R).

Assertion (A) : The cerebral cortex appears in grey colour.

Reason (R) : The neural cell bodies are concentrated in cerebral cortex.

In light of the above statements, choose the correct answer from the options given below. 

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a

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

b

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

c

(A) is true but (R) is false.  

d

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

answer is A.

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Detailed Solution

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

The cerebral cortex appears in grey colour because the neural cell bodies are concentrated in cerebral cortex. the cell bodies impart the grey colour. The myelinated axons on the other hand, impart the white colour to the white matter.

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