The red, orange and yellow colours of leaf is due to :

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Q: 92 (SSC/NA)
The red, orange and yellow colours of leaf is due to :
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question_subject: 

Science

question_exam: 

SSC

stats: 

0,10,11,3,3,5,10

keywords: 

{'yellow colours': [1, 0, 0, 0], 'leaf': [13, 0, 2, 4], 'carotenoid': [4, 0, 0, 0], 'lignins': [1, 0, 0, 0], 'aldehydes': [1, 0, 0, 1], 'tannis': [1, 0, 0, 0]}