To develop into a seed C. To attract bees D. To support the flower 相关知识点: 试题来源: 解析 B。解析:在植物繁殖中,胚珠(ovule)的主要功能是发育成种子。花蜜(nectar)是由蜜腺产生的,与胚珠无关,A错误。吸引蜜蜂的主要是花瓣等结构,不是胚珠,C错误。胚珠没有支撑花朵的功能,D错误。反馈 收藏 ...
What role do plankton play in the oxygen cycle? What are the divisions between cells in many fungi called? What are three ways fungi are unique from plants? Explain what would happen if fungi were removed from an ecosystem. What is the role of the ovule in plants?
An ovule is a structure in seed plants that develops into a seed after fertilization, while an ovum is a mature female reproductive cell in animals, capable of developing into a new organism upon fertilization.
In contrast, the ovule is the entity that actually carries the potential to form a new plant. It’s the recipient of the male gamete during fertilization and undergoes transformations to become a seed. The transformation of the ovule post-fertilization is what ultimately leads to the generation ...
Plant hormones are organic, signaling compounds that are synthesized by different plant organs which stimulate the growth and development of another plant organ. The common plant hormones include auxin, cytokinin, ethylene, gibberellins, and abscisic acid....
plant. The pistil is comprised of the stigma, style, ovary and ovule. The pollen travels down the style, which connects the stigma to the ovary of the plant. The ovary is the female part of the plant where the ovules begin to grow as a result of ...
The flower reciprocates by putting food substances, namely nectar, a source of carbohydrates, and pollen itself, a source of protein, at the disposal of those insects. The plant, in fact, is well equipped to produce a surplus of pollen so that a part of it can be used for fertilization...
Emily has taught science and has a master's degree in education. Cite this lesson Seeds are how the life of a plant begins. Examine the process of seed creation, how pollen is spread by pollinators to fertilize seeds, and how seeds grow into mature plants, sometimes with the help of ...
The gametophyte is a stage in the plants life cycle that undergoes alternation of generations.The primary job of gametophyte is Gamete production.
Reproduction is the biological process of producing offsprings that are biologically or genetically similar to the parents. Explore more about different types of reproduction only @ BYJU'S.