Only coniferous trees have thin, waxy, needle-like leaves that drop throughout the year and help to retain water.
Coniferous trees are evergreen trees that produce cones.
In addition, they produce waxy and needle-like leaves that help them conserve water by limiting the evapotranspiration rate as a result of reduced surface area.
Examples of conifers include pine trees and spruces.
More on conifers can be found here: https://brainly.com/question/23222416
