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Assertion (A): If a cockroach's head is severed, it will live for up to a week.

Reason (R) The cockroach's head contains a portion of its nervous system.

Option: 1

A and R are correct and R explains A


Option: 2

A and R are correct but R does  not explain the A


Option: 3

A  is wrong and R is correct


Option: 4

A is correct and R is wrong


Answers (1)

best_answer

Option (a)

The cockroach's nervous system is distributed throughout the body. The head contains a portion of the nervous system, while the rest of the body is located along the ventral sides. As a result, even if the cockroach's head is severed it can survive for up to a week.

Option1 is the correct answer.

 

Posted by

Deependra Verma

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