पेड़ पौधों में जाइलम मुख्य – McqOptions

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1.	पेड़ पौधों में जाइलम मुख्यतः जिम्मेदार है -
A.	आहार वहन के लिये
B.	अमीनों एसिड वहन के लिए
C.	जल - वहन के लिए
D.	ऑक्सीजन वहन के लिए
Answer» D. ऑक्सीजन वहन के लिए

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