Question

какой процесс происходит в клетках всех органов растения?? а) оплодотворение б)дыхание д) фотосинтез 4) опыление​

Answer 1

Ответ:

д) фотосинтез

Объяснение:

Answer 2

Process in Plant Cells

Plants are complex organisms composed of different organs, such as leaves, stems, and roots. Each organ performs specific functions that contribute to the overall growth and survival of the plant. The processes that occur in plant cells include fertilization, respiration, photosynthesis, and pollination.

# A) Fertilization

Fertilization is the process by which the male and female gametes (reproductive cells) fuse to form a zygote, which develops into an embryo. In plants, fertilization occurs when pollen grains from the male reproductive organ (anther) are transferred to the female reproductive organ (stigma) of the same or a compatible plant. The pollen tube grows through the stigma and style, delivering the sperm cells to the ovule, where fertilization takes place.

# B) Respiration

Respiration is the process by which cells break down organic molecules to release energy. In plant cells, respiration occurs in the mitochondria, where glucose and oxygen are converted into carbon dioxide, water, and ATP (adenosine triphosphate). ATP is the energy currency of cells and is used for various cellular processes, including growth, reproduction, and maintenance.

# C) Photosynthesis

Photosynthesis is the process by which plants convert sunlight, carbon dioxide, and water into glucose and oxygen. It occurs in the chloroplasts, specialized organelles found in plant cells. During photosynthesis, chlorophyll molecules capture light energy, which is used to split water molecules and release oxygen. The energy is then used to convert carbon dioxide into glucose, a form of stored energy that plants use for growth and other metabolic processes.

# D) Pollination

Pollination is the transfer of pollen grains from the male reproductive organ (anther) to the female reproductive organ (stigma) of a flower. It is a crucial step in the reproduction of flowering plants. Pollination can occur through various mechanisms, including wind, water, and animal pollinators such as bees, butterflies, and birds. Once pollination occurs, the pollen grains germinate on the stigma, forming a pollen tube that delivers sperm cells to the ovule for fertilization.

It's important to note that these processes occur in different cells and organs of the plant, contributing to the overall growth, development, and reproduction of the plant.

I hope this information helps! Let me know if you have any further questions.