* When shading light-loving plants, it would be good to move to a bright place, but the plant does not have limbs and they cannot move.
Therefore, the plant has a device for non-shading leaves – a leaf mosaic.
* Under excessive lighting, shade-loving plants arrange their leaves perpendicularly or the edges of the leaves curl downward.
* With the strong trampling of plants by animals, they developed such a device – very rigid, strong and springy leaf veins, the absence of a stem and leaves collected in a root rosette – plantain
* thorns and thorns serve as a device against eating by animals
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.