Question

Составь отчёт за свои выводы об этапах развития растений, сделанные в ходе исследования естествознание СРОЧНО!!!!!!!!!!!!!!!!!!!!!!!!!! ПОМОГИТЕ​

Answer 1

Развитие растений делят на 5 этапов: 1 — эмбриональный — от оплодотворения до прорастания зародыша; 2 — молодости — от прорастания семени до закладки цветочных органов, когда быстро увеличивается число и размеры вегетативных органов; 3 — зрелости — от момента закладки цветочных органов до оплодотворения; 4 — размножения — от оплодотворения до созревания семян; 5 — старости — от периода созревания семян до отмирания.

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Answer 2

Report on the Stages of Plant Development

In the field of natural science, the study of plant development involves understanding the various stages that plants go through as they grow and mature. Based on my research, I have compiled a report on the different stages of plant development.

1. Germination: The first stage of plant development is germination, where a seed begins to sprout and grow into a seedling. During this stage, the seed absorbs water and nutrients from the soil, causing it to swell and break open. The embryo inside the seed then starts to grow roots, stems, and leaves.

2. Seedling Stage: After germination, the plant enters the seedling stage. At this point, the plant develops its first true leaves and starts to establish a root system. The seedling relies on the stored nutrients in the seed until it can produce its own through photosynthesis. This stage is crucial for the plant's survival as it adapts to its environment and prepares for further growth.

3. Vegetative Growth: During the vegetative growth stage, the plant focuses on increasing its size and developing more leaves and stems. Photosynthesis plays a vital role in this stage as the plant converts sunlight into energy to fuel its growth. The plant also continues to develop its root system, which helps absorb water and nutrients from the soil.

4. Flowering Stage: The flowering stage is a significant milestone in a plant's life cycle. During this stage, the plant produces flowers, which are essential for reproduction. Flowers contain reproductive organs, such as stamens and pistils, which facilitate pollination and fertilization. Once fertilized, the flowers develop into fruits and seeds.

5. Fruit and Seed Development: After successful pollination and fertilization, the plant enters the fruit and seed development stage. The fertilized ovules develop into seeds, while the ovary of the flower transforms into a fruit. The fruit protects the seeds and aids in their dispersal. This stage is crucial for the plant's reproductive success and ensures the survival of the species.

6. Senescence and Dormancy: As plants age, they eventually enter the senescence stage, where their growth slows down, and their leaves and flowers start to wither. This stage marks the end of the plant's life cycle. After senescence, some plants enter a period of dormancy, where they conserve energy and protect themselves from harsh environmental conditions. Dormancy allows plants to survive unfavorable seasons and resume growth when conditions improve.

It is important to note that the stages of plant development can vary depending on the species and environmental factors. The duration and characteristics of each stage may differ for different plants.

I hope this report provides you with a comprehensive overview of the stages of plant development. If you have any further questions or need more information, feel free to ask!