What is a gymnosperm? provide 2 examples.

Gymnosperms are vascular plants and spermatophytes, that is, they are produced from a seed and generate them.They are trees or shrubs such as pine and juniper.

Explanation:

Gymnosperm Plants are characterized by having conductive vessels and flowers but they do not have fruits. They are large plants, highly branched and long-lived, with small, evergreen leaves, for the most part. They are trees or shrubs such as pine, juniper, cedar, fir, araucaria, cypress and juniper. Its flowers are small and not very showy. Many of them produce pineapples or other false fruits, which only serve to protect the seeds.Pine trees are found in the group of plants called gymnosperms. Unlike a flowering plant, pine seeds are not contained within a fleshy fruit that protects them, instead they are connected to form a pineapple. Junipers are perennial shrubs that can grow to several feet tall. They are the largest of the Juniperus family and are considered conifers.

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

on the planet jupiter, the acceleration due to gravity is approximately 26 m s2 , roughly 2.7 times the acceleration due