WorksheetsTree Dich Key
Total questions: 10
Worksheet time: 16mins
Simple leaves have a single leaf on a petiole, or stem, while compound leaves have more than one leaflet on a petiole. This unknown leaf can be identified using the dichotomous key. Which tree does the unknown leaf come from?
Ungnadia speciosa
Sophora secundiflora
Salix nigra
Quercus laceyi
The classifications of four trees are shown in the table.
Which two trees are the most closely related?
Taiwan beech and Taiwan catkin yew
Taiwan catkin yew and lodgepole pine
Lodgepole pine and Japanese maple
Japanese maple and Taiwan beech
The relationships among different orders of millipedes are shown in the cladogram. Based on this cladogram, which statement best describes relationships among millipede orders?
Stemmiulida is more closely related to Merocheta than Penicillata is to Merocheta.
Spirostreptida is more closely related to Glomerida than Sphaerotheriida is to Glomerida.
Polyzoniida is more closely related to Glomeridesmida than Sphaerotheriida is to Glomeridesmida.
Merocheta is more closely related to Glomeridesmida than Glomerida is to Glomeridesmida.
Simple leaves have a single leaf on a petiole, or stem, while compound leaves have more than one leaflet on a petiole. This unknown leaf can be identified using the dichotomous key. Which tree does the unknown leaf come from?
Ungnadia speciosa
Sophora secundiflora
Salix nigra
Quercus laceyi
