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प्रश्न
Pollen grains are well preserved as fossils because of the presence of ______
विकल्प
sporopollenin
cellulose
lignocellulose
pectocellulose
MCQ
रिक्त स्थान भरें
उत्तर
Pollen grains are well preserved as fossils because of the presence of sporopollenin.
shaalaa.com
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