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Question

Select the incorrect statement w.r.t. pollen grains.

पराग कणों के संदर्भ में गलत कथन का चयन कीजिए।

A
They are generally spherical measuring about 25-50 micrometers in diameter

ये सामान्यतः गोलीय होते हैं जिसका व्यास लगभग 25-50 माइक्रोमीटर होता है
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B
It has a prominent two-layered wall

इसमें सुस्पष्ट रूप से दो परतों वाली भित्ति होती है
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C
The hard outer layer is called exine and inner wall is intine

इसकी कठोर बाह्य परत बाह्यचोल तथा आंतरिक भित्ति अंतःचोल कहलाती है
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D
Intine layer has prominent apertures called germ pores

अंतःचोल परत में सुस्पष्ट द्वारक होते हैं जिन्हें जननछिद्र कहते हैं
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Solution

The correct option is D Intine layer has prominent apertures called germ pores

अंतःचोल परत में सुस्पष्ट द्वारक होते हैं जिन्हें जननछिद्र कहते हैं
Solution

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