Advertisements
Advertisements
प्रश्न
The outermost and innermost wall layers of microsporangium in an anther are respectively ______.
पर्याय
Epidermis and tapetum
Epidermis and middle layer
Epidermis and endodermis
Endothecium and tapetum
उत्तर
The outermost and innermost wall layers of microsporangium in an anther are respectively Epidermis and tapetum.
APPEARS IN
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?
Name the structures formed at the end of microsporogenesis and megasporogenesis events.
State the sporopollenin significance with reference to its chemical nature.
Give reasons for the following:
Secondary growth does not occur in monocot stems.
Name the organic materials exine and intine of an angiosperm pollen grains are made up of. Explain the role of exine.
Anther is typically ______.
Male gametophyte of angiosperms/monocots is ______.
In an angiosperm, how many microspore mother cells are required to produce 100 pollen grains?
Spiny or sticky pollen grains and large, attractively coloured flowers are associated with ______.
In Zostera, the pollen grains are long and ribbon-like and released inside the water.