Question

Assertion : Agrobacterium tumefaciens is popular in genetic engineering because this bacterium is associated with the roots of all cereal and pulse crops.
Reason : A gene incorporated in the bacterial chromosomal genome gets automatically transferred to the crop with which the bacterium is associated .
A. Both Assertion and Reason are true and the Reason is correct explanation of the Assertion
B. Both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion
C. Assertion is true, but the Reason is false
D. Both Assertion and Reason are false

Answer 1

Correct Answer - d
Agrabacterium tumefaciens is a rod-shaped free-living bacteria. It causes infection only in broad leaf dicot plant through the wound site and transfer the tumour inducing gene to host plant and cause tumour. This spontaneous transfer of gene is only by the Agrobacterium.