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It can be seen from the point of view of plant evolution.
Chemicals are emitted after the injury warns other plants in the vicinity. or natural predators that attract pests.
There is also in order to adapt to the lack of water and the cold.
Leafy plants evolved into succulent cacti, pine.
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Each plant will protect itself in its own unique way through its own different forms and characteristics, such as:
1. There are thorns on the peduncle of the moon.
2. Nettle. The leaves are covered with venomous stinging hairs.
3. The leaves of the lycium are thorny.
4. Rose, amaranth.
There are thorns on his body.
5. Gently touch the mimosa.
It will be like a shy little girl.
6. Eucalyptus, oleander.
Tomatoes emit a special smell as they grow, and so on.
The most dense spine of a plant is often the youngest part of the body, which grows before insects multiply to ward off their damage.
Many plants have the ability to protect themselves, but many friends don't know how plants protect themselves, today I will talk to you about how plants protect themselves, I hope this experience can help you.
Method steps.
Many cacti of the family, Euphorbiaceae.
The stems of the plant have many spines that make it difficult for animals to eat.
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The juice of some plants is poisonous, oleander, alocasia.
After eating it, the animal feels uncomfortable, suffered, or even dies, so that it no longer gnaws.
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Dry purple shirt, evergreen.
Although plants are not toxic, they can produce ecdysone or similar substances, and insects will have developmental deformities, such as early molting or inability to reproduce.
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The hairs on some plants are non-poisonous and poisonous, and there are sharp hook-like hairs on the leaves of broad beans, such as bed bugs.
If an animal wants to eat or lay eggs on it, it will be "hooked" and will die without moving.
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1. Pumpkin plants will immediately produce a toxin when they are harmed by insects, making them unbearable and avoided. (by chemical substances).
2. Oleander contains cardiac glycosides, which can kill insects, and humans and animals will be poisoned or even die if they eat too much. (by chemical substances).
3. The leaves of the cactus degenerate into thorns to avoid becoming a delicious meal for animals in the desert.
4. Mimosa will shrink automatically when touched, and can avoid the threat of storms and animals.
5. Poaceous plants do not have any active defense capabilities and rely entirely on numbers to ensure their existence. Because they grow fast and reproduce vigorously, they are not susceptible to herbivore extinctions. (by quantity).
6. Tobacco and water poison hemlock are not only poisonous, but also have an unpleasant smell, and some animals will not "come" again after the first visit. (by smell).
7. There are sharp hook-like hairs on the leaves of broad beans, and if bed bugs want to eat or lay eggs on them, they will be "hooked" and unable to move and die.
8. In order to avoid the swallowing of giraffes, the acacia tree grows spikes, and the thorns also contain venom.
9. The reed relies on its soft stems to resist strong winds.
10. Durian relies on unpleasant smell to prevent insect infestation.
11. Radish retains moisture by storing roots.
12. Cacti evolved spines to reduce water loss.
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1. There are thorns on the peduncle of the moon.
2. The leaves of nettles are covered with poisonous prickly hairs.
3. The leaves of the lycium are thorny.
4. Roses and amaranth have thorns on their bodies.
5. Gently touch the mimosa, it will look like a shy little girl.
6. Eucalyptus, oleander, and tomato will emit a special smell during growth, and so on.
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Mimosas are touched and the leaves meet.
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1. Plants can protect themselves by falling leaves, growing thorns, and emitting special odors.
2. Protect yourself from falling leaves. In order to avoid the environment that these oaks are not conducive to the growth of potatoes, many plants choose to protect themselves from the deciduous environment to reduce the evaporation of water on the leaf surface. And then smoothly survive the harsh environment.
Plants such as sycamores, neem trees, metasequoias, etc., shed all their leaves when the cold comes, and protect themselves.
3. Long thorns. Plants are sometimes attacked by animals or other plants. In order to avoid damage, the stems and leaves in the body of the plant are covered with thorns over the course of a long evolutionary process, thus allowing it to grow better.
For example, roses, amaranth, and other plants have thorns on them, and the leaves of the medlar bone have thorns, making it difficult for other animals and plants to get close to them, and then protect themselves.
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Each plant will protect itself in its own unique way through its own different forms and characteristics, such as:
1. There are thorns on the peduncle of the moon.
2. The leaves of nettles are covered with poisonous prickly hairs.
3. The leaves of the lycium are thorny.
4. Roses and amaranth have thorns on their bodies.
5. Gently touch the mimosa, it will look like a shy little girl.
6. Eucalyptus, oleander, and tomatoes will emit a special smell in the process of growing and growing.
That's it for the example of plants protecting themselves.
The most dense thorns of the plant are often the youngest parts of the body, which grow before the insects multiply to defend themselves against their damage.
Hope it helps you (
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Plants can protect themselves in the following ways:
1. Fallen leaves. In order to avoid the unfavorable growth environment, some plants will choose to protect themselves by falling leaves, so as to reduce water evaporation, such as plane trees, metasequoia, etc.
2. Long thorns. During the growth of plants, they may be attacked by animals or other plants, and some plants will be covered with thorns on their stems and leaves in the process of long-term evolution in order to avoid damage, so as to achieve the purpose of protecting themselves, such as roses, amaranth, etc.
3. Leave seeds. Seed plants are highly adaptable to the environment and can carry out a wide range of individual dispersal, such as soybeans, dandelions, watermelons, etc., while non-seed plants are now living on the earth with less and less space due to the lack of better self-protection methods.
4. Smell. Some plants will emit a special smell during growth, which can effectively prevent animals and microorganisms from invading it, and can also inhibit the growth of some plants around, so as to achieve the purpose of protecting themselves.
Plants are also life, and these lives generally have self-protection methods when dealing with the test from nature, but different plants choose different methods.
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1. Acacia tree: The branches and leaves have spikes, and the thorns contain venom. 2. Rose:
The branches are soft and spiked, and the leaflets have small spines on the margins. 3. Houttuynia cordata: It has a fishy smell.
4. Oleander: The juice contains cardiac glycosides, which exude a special taste when growing. 5. Konjac:
The color of the body surface is varied and strange, and it has a peculiar odor when it blooms.
1. Acacia tree
In order to avoid the devouring of giraffes and other animals, the acacia tree grows spikes, and the thorns also contain venom, and the plant is a deciduous tree, the crown is umbrella-shaped, the sepals and petals are yellow-green, and the flowering period is from June to July every year.
2. Rose:
Roses have small, sharp needles on the branches to protect them from animals, odd pinnate compound leaves, oval leaflets five to nine, and the edges have small spines, petals obovate, and the flowers are colorful and varied.
3. Houttuynia cordata
Houttuynia cordata has a fishy odor that can make animals avoid it, the upper part of the stem is upright and purple-red, the lower part is creeping, the leaves are interborn as thin paper, the flower type is small without teanut, and the leaves are arranged in pairs.
4. Oleander
The juice of oleander contains cardiac glycosides, which are very toxic, and will exude a special taste during growth, but the flowers of oleander are large and showy, and the ornamental value is high, and it is often used as an ornamental plant.
5. Konjac:
The konjac body surface color is colorful and weird, can scare off some animals, and the plant is poisonous, with the underground round bulb part as the most, with a peculiar odor when flowering, and the flower color is purple-red.
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