WebThe male gametophyte develops and reaches maturity in an immature anther. In a plant’s male reproductive organs, development of pollen takes place in a structure known as the microsporangium ( Figure 32.6 ). The microsporangia, which are usually bilobed, are pollen sacs in which the microspores develop into pollen grains. WebThe central stem produces bracts and in the axil of each bract is a cone scale. Morphologically the cone scale is a reduced stem. Ovules are produced on the adaxial surface of the cone scales ... the form of a strobilus is one of the most compact that can be achieved in arranging lateral organs around a cylindric axis, ...
NCERT Solutions for Class 11 Biology Chapter 5 Morphology of …
WebJan 27, 2024 · The region of the stem where leaves are born are called nodes while internodes are the portions between two nodes. Function: Support leaves, flowers and … WebJan 24, 2024 · The ovules remain attached to the inner wall of the ovary to a parenchymatous outgrowth or cushion called the placenta. The mode of arrangement of ovules within the ovary is called placentation. Funiculi connect the ovules present in the flower’s ovary. The Placenta is the part of the ovary where the funiculus is attached. new tutwiler dorm tuscaloosa
Top 6 Types of Placentation (With Diagram) Plants - Biology Discussion
WebAxile and free-central placentation are similar in having (a) unicellular ovaries (b) placenta or ovules born on central axis (c) syncarpous and inferior ovaries (d) bilocular ovaries due to … WebThe ovary may contain one to many ovules, which may be attached to the ovary wall (parietal placentation) or to the central axis (axial, or free-central, placentation). Despite these and other variations in the morphology of flower parts, the reproductive process is, with minor diversities, remarkably uniform. Variations in reproductive cycles WebThe correct option is D Free central The arrangement of ovules within the ovary is known as placentation. The placentation are of different types namely, marginal, axile, parietal, … mighty press cap press