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Plants are one of the main forms of life, it can carry out photosynthesis, and the whole is composed of six organs: roots, stems, leaves, flowers, fruits and seeds. Plants contain many species of organisms, such as grasses, vines, shrubs, ferns, green algae, and trees.
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Plants originate in water. In fact, the origin of all life is in the water, or the sea.
The course of biological evolution:
The emergence of primitive life opened a new era of biological evolution and development. After the emergence of primitive life, due to the different ways of nutrition, some primitive life evolved into primitive algae with chlorophyll for autotrophic life. Some primitive life evolved into primitive single-celled animals that did not have chlorophyll and lived by ingesting ready-made organic matter. These primitive algae and primitive unicellular animals evolved into a wide variety of plants and animals.
So, we can say that plants originated from algae, which are considered the lowest plants. But the origin and origin of the first plant is really not verifiable...
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Plants evolve from simple to complex. The first single-celled plant was composed of a single cell that performed all the functions of life. Later, due to changes in external environmental conditions, unicellular plants evolved into multicellular plants through changes in themselves.
The division of labor in the cell structure and function of multicellular plants is also becoming more and more detailed, while some plants still retain their original single-cell form.
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The plant world is a large, complex world that occupies most of the biosphere. From the endless grasslands to the vast rivers, lakes and seas, from the scorching deserts to the snow-covered polar regions, there are traces of plants everywhere. Plants not only provide humans with the oxygen necessary for survival, but also provide them with food and energy.
At present, there are more than 300,000 known plant species. To put it simply, plants are autotrophic organisms that can photosynthesize and convert inorganic matter into organic matter.
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Plants are herbaceous, woody, shrubs, flowers, grasses, and trees. There are beauty pine, nightshade, albane, morning glory, five plus, ginseng, belladonna, ground skin, yellow artemisia, rabbit umbrella, quinoa, seven-tendon mushroom, ground elm, bupleurum, pulsatilla, gentian, parsnip, mallow, cassia, ginkgo, yellow pineapple, elderberry and so on.
When the weather is fine, it will think about when it will rain, because it is thirsty, it rains, it thunders, it will think about it, it will be afraid of it, it will see all the joys, sorrows, sorrows and sorrows of the world, and all kinds of life. It may have its own thoughts, wondering why I can't talk, why I can't walk, I want to wander around...
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There are so many species of plants... How can plants have ideas?
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Chinese name: African phoenix.
Other names: dwarf impatiens, henna, dyeing grass, bone-penetrating grass.
Latin scientific name: Impatiens Walleriana family: Impatiens Impatiens genus.
Origin distribution: all over the world.
Double-petaled African impatiens are multi-branched, white-green or reddish-brown, and the plant is about 15 to 60 cm tall. The flowers are axillary, and the flowers are plainly distributed on the top of the leaves, and the flower colors are pink, purple-red, orange-red, white, and white petals. It has a long flowering period and can bloom almost all year round, but it is more abundant from autumn to spring.
Green capsules, when ripe, will automatically pop open and burst out of seeds.
Double Leaf (Rose) Impatiens Color: Pure White, Crimson, Burgundy, Pink, Pink, Light Pink, Light Pink, Tangerine, Light Orange, Complexion. The flowering period is very long, only for the summer vacation, and the flowers are almost constantly blooming at other times!
Flower language: impatient, impatient.
The petals are mashed and rubbed on the nails to turn red, so they are also called henna.
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This seems to be a sunflower.
Sunflower, (Latin: Helianthus annuus), also known as sunflower, is a plant of the genus Sunflower in the family Asteraceae. It is named because the inflorescence rotates with the sun.
Annual plant, 1 3 meters high, stem erect, stout, round and multi-water chestnut, covered with white coarse bristles, warm-loving, drought-tolerant, can produce fruit sunflower seeds. Native to North America, it is currently cultivated in China.
Also known as the sun flower, the morning sun flower, because the inflorescence rotates with the sun and get its name, some regional dialects call it Maobai. Sunflower is a large annual plant of the genus Sunflower in the family Asteraceae, its stems can be up to 3 meters long, and the diameter of the flower head can reach 30 centimeters. Sunflower seeds are called sunflower seeds, and in the Northeast dialect, they are called Mao.
It is often fried and eaten as a snack, and sunflower oil can also be squeezed for consumption, and oil residue can be used as feed.
Plant walls are grown from plant seeds.
Classification according to plant intermedians: Divisio or (phylum), class (class), order ordo (order), family Familia (family), family tribus (tribe), genus (genus), group sectio (section), series (series), species (species) , varietas(variety), variant(form) >>>More
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