A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: A
Solution :
The movement of organic materials in the plant is bidirectional that is, substances are translocated in opposite directions in the stem simultaneously. The movement of photosynthates is independent of water translocation as it takes place through phloem whereas latter takes place through xylem.
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