Respuesta :
Answer:
conifers, cycads, ginkgoes, Gnetophyte.
Explanation:
Gymnosperm (naked seeds). These type of plants don´t produce fruits nor flowers, the seeds are not contained within an ovary or fruit. The seeds are exposed on the surface of the leave-like structures named bracts, bracts are modified leafs or scales. The seeds of these type of plants are directly fertilized by pollination since they are open to the air.
Some examples are:
Conifers (cedars, douglas first, cypresses, etc), are distributed in most parts of the world, especially in cold areas. They are specially abundant in the boreal forest of the northern atmosphere.
Cycads (genus Cycas, genus Bowenia, genius Dioon, etc) are natives of warm regions the Easter and Western hemisphere. They are well distributed in Africa, Australia, South America. They are prominent different species are found in Central America.
Ginkgo biloba (ginkgo) Is native from China.
Gnetophyte (Ephedra, Gnetum, Welwitschia mirabilis, etc) They are found in dry and cool regions in both hemispheres, western and eastern.
Ephedra is distributed in desert areas in the southwestern United States, and some parts in Mexico and South America.
Welwitschia mirabilis, is found in Namib desert of southwestern Africa.
Answer:
Gymnosperms are plants with exposed seeds which means that the seeds are not covered by a fruit.
Explanation:
- Pine tree is an example of gymnosperm. It belongs to the class conifers and is usually found in the boreal forests of northern hemisphere.
- Pine trees have several adaptations to survive in the cold climate. The downward facing branches is one adaptation which helps it to shed snow.
- Sago palm is an example of gymnosperm. It is generally used as an ornamental plant and is found in the southern part of Japan.
- Zamea furfiracea commonly called the cardboard plant is a native gymnosperm of eastern Mexico.
- Cycus circinalis or queen sago is found in southern parts of India in the wild.
- Encephalaratos woodii or Wood’s cycad is an endemic plant species of oNgoye forest of South Africa.
