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प्रश्न
Draw a labelled diagram of the T.S. of a mature anther.
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संबंधित प्रश्न
A student on a school trip started sneezing and wheezing soon after reaching the hill station for no explained reasons. But, no return to the plains, the symptoms disappeared. What is such a response called? How does the body produce it?
Answer the following question.
Pollen banks are playing a very important role in promoting plant breeding programs the world over. How are pollens preserved in the pollen banks? Explain. How are such banks benefitting our farmers? Write any two ways.
Microsporogenesis occurs ______.
Exine of pollen grain is formed of ______.
The outermost and innermost wall layers of microsporangium in an anther are respectively ______.
Male gametophyte of angiosperms/monocots is ______.
Nonessential floral organs in a flower are ______.
When the pollen of a flower is transferred to the stigma of another flower on the same plant, the process is known as ______.
The vascular bundle where vascular cambium is present between xylem and phloem is called ______.
Heliophytes are ______.
