Question

Зміни, які спостерігаються у рослин з настанням весни

Answer 1

Дні стають довшими, підвищується температура повітря, все більше прогрівається грунт. Коли настає весна, то рослина починає швидко рости, пускати корені, використовувати тепло й вологу для розвитку. Починають цвісти й запилюватись деякі дерева. Ці рослини – вітрозапильні. Завдяки наявності в цей час невеликої кількості комах, відсутності листя на деревах і кущах пилок вільно переноситься вітром з однієї рослини на іншу.Тріскаються бруньки на деревах і кущах та з'являються перші листочки.Наприкінці весни всі рослини стають зеленими, квітучими. 

Answer 2

Changes in Plants with the Arrival of Spring

With the arrival of spring, plants undergo various changes as they adapt to the changing environmental conditions and prepare for the growing season. Here are some of the notable changes that occur in plants during spring:

1. Bud Break and Leaf Emergence: As the weather becomes warmer and the days get longer, plants start to break dormancy. This is known as bud break, where the buds on trees and shrubs begin to swell and eventually open, revealing new leaves. Leaf emergence is a significant sign of spring and is essential for photosynthesis and the plant's overall growth.

2. Flowering: Spring is the season of blooming flowers. Many plants, including trees, shrubs, and herbaceous plants, produce colorful flowers during this time. Flowering is crucial for plant reproduction as it attracts pollinators like bees, butterflies, and birds. The process of flowering is triggered by various factors, including temperature, day length, and hormonal changes within the plant.

3. Growth and Development: With the availability of sunlight and favorable temperatures, plants experience rapid growth and development during spring. They produce new shoots, stems, and roots, allowing them to expand and take advantage of the abundant resources. This growth is supported by the increased photosynthesis due to the presence of leaves and favorable environmental conditions.

4. Pollination and Seed Formation: As flowers bloom, they attract pollinators that transfer pollen from the male reproductive organs (stamen) to the female reproductive organs (pistil) of the flower. This process, known as pollination, leads to the formation of seeds. Pollination can occur through various means, including wind, insects, birds, and other animals. The formation of seeds ensures the survival and propagation of plant species.

5. Fruiting: Following successful pollination and seed formation, some plants develop fruits during spring. Fruits are the mature ovaries of flowers and serve as protective structures for seeds. They often contain nutrients and are attractive to animals, which aid in seed dispersal. Fruiting is an essential part of the plant's life cycle and contributes to biodiversity and ecosystem functioning.

6. Increased Photosynthesis: With the emergence of leaves and the availability of sunlight, plants can carry out photosynthesis more efficiently during spring. Photosynthesis is the process by which plants convert sunlight, carbon dioxide, and water into glucose and oxygen. This energy-rich glucose serves as a source of food and energy for the plant, supporting its growth and development.

7. Adaptations to Environmental Changes: Plants have various adaptations to cope with the changing environmental conditions during spring. For example, deciduous trees shed their leaves in the fall to conserve energy during winter and grow new leaves in spring. Evergreen plants, on the other hand, retain their leaves throughout the year and continue photosynthesis even during winter. These adaptations help plants optimize their resource allocation and survival strategies.

In conclusion, the arrival of spring brings about significant changes in plants. These changes include bud break, leaf emergence, flowering, growth and development, pollination and seed formation, fruiting, increased photosynthesis, and adaptations to environmental changes. These adaptations ensure the survival, reproduction, and growth of plants during the favorable conditions of spring